1 mg–500 mg Weight Set Three-Point Polished Stainless Steel Plates, Plastic Case, OIML F2 - KERN

Take advantage of a robust, natural-wood storage solution that combines compact protection with clear organisation for small laboratory masses; order the wooden case directly via Metav Werkzeuge or consult our specialists for matching storage options. KERN Wooden Case 338-090-200 — for individual precision weights, unpadded A sturdy KERN wooden case designed to store individual precision weights for calibration, inspection and controlled transport in laboratories and workshops Natural wood construction, durable finish Designed for single weights, button/compact form Fits nominal values from 1 mg to 500 mg Lightweight transport case, compact footprint Secure storage that preserves measurement integrity The wooden case provides a reliable housing for precision weights, keeping each piece separated and accessible. Its unpadded layout reduces the risk of contamination that can occur when fibres from linings migrate onto mass standards; at the same time the snug compartments prevent lateral movement, lowering abrasion and measurement drift during handling. The natural-wood shell offers dimensional stability and a tactile, professional finish that supports repeatable calibration procedures. Practical compatibility for calibration and quality control Designed for single, button-style or compact weights, the case accommodates nominal values between 1 mg and 500 mg, making it suitable for small-mass work in calibration labs and quality assurance. Clear organisation of individual slots accelerates inventory checks and instrument set-up, reducing downtime during verification tasks. The simple internal layout also facilitates routine cleanliness checks and makes it straightforward to pair weights with calibration reports or tare lists. Durable materials and straightforward handling Constructed from responsibly sourced natural wood, the case balances low weight with robust protection for small masses. The unpadded interior is intentionally chosen for applications where lint-free storage is preferred; this supports traceable mass handling and reduces the need for frequent re-cleaning of weights. The compact footprint and light overall weight simplify storage on workshop trolleys or inside cabinet drawers while maintaining immediate access to critical measurement standards. For secure storage and fast supply from Emmerich, contact Metav Werkzeuge to request the KERN wooden case 338-090-200 or ask for advice at info@metav-werkzeuge.com or by phone on +49 2822 7131930 Technical data Article number: 338 SKU: 338-090-200 Manufacturer: KERN Material: Wood Unpadded interior Fits nominal values 1 mg – 500 mg (single) GTIN: 4045761007291 Facts Net weight: 0.13 kg Customs tariff (CN): 84239090 eCl@ss: 21100103 Origin: DE Special features For individual weights (button / compact) Product category: Test weights / Cases Category path: Scales › Test weights Unpadded design for lint-free storage Lightweight, compact footprint for easy storage FAQ Is this case suitable for button or compact weights? Yes. The KERN wooden case 338-090-200 is designed specifically for single button/compact weights and organises them for quick access during calibration. Can the case accommodate weights down to 1 mg? The case fits nominal values from 1 mg up to 500 mg, making it suitable for small-mass sets used in fine measurement tasks. Does the interior include cushioning to protect delicate masses? The interior is unpadded by design; this supports lint-free storage and simplifies cleanliness control for precision masses. Who supplies this case and where is it shipped from? Metav Werkzeuge supplies the KERN wooden case 338-090-200 and ships from Emmerich am Rhein with transparent order processing for workshop and industry clients. Metav Werkzeuge, Emmerich am Rhein, Germany — info@metav-werkzeuge.com — +49 2822 7131930

Benefit from robust plastic construction, compatibility with single nominal values 1 mg–500 mg and secure organisation for calibration weights of classes E1–M2, ensuring reliable storage and easy handling. Order the case directly via Metav Werkzeuge or ask our consultants if needed. KERN 347-009-400 Plastic Case for Single Calibration Weights – for 1 mg–500 mg, E1–M2 The KERN 347-009-400 is a compact plastic case designed to protect and organise single calibration weights for laboratories, service engineers and workshop calibration tasks. Compact plastic case for calibration weights Fits single weights from 1 mg to 500 mg Compatible with classes E1 to M2 Lightweight at approx. 0.02 kg Protects precision weights during storage and transport The case provides secure storage for individual calibration weights, reducing the risk of contamination and handling damage that can alter mass values. The internal layout is adapted for button/compact designs commonly used in calibration sets; this keeps each weight separated and stable during transport. By using a dedicated enclosure made from durable plastic, routine handling becomes more predictable and safer for sensitive measurement artefacts. Ensures compatibility with recognised accuracy classes Designed for nominal values from 1 mg–500 mg, the enclosure supports weights used across common accuracy classes E1–M2, which makes it suitable for laboratory checks and field calibration. For readers less familiar with classes: E1 and M2 denote standardised tolerance ranges used in legal and laboratory metrology; storing weights in the correct case helps maintain traceability and reduces the chance of cross-contamination that could compromise conformity checks. Lightweight, compact design for efficient workflow At roughly 0.02 kg, the case contributes negligible additional mass while offering a compact footprint for bench or toolbox storage. The plastic construction balances low weight with sufficient rigidity to protect contents, enabling technicians to carry sets between site visits without bulky packaging. The space-saving profile also assists in organised inventory management, simplifying quick selection and return of individual weights during calibration routines. Practical benefits for workshops and calibration services For calibration laboratories, service teams and quality departments, a purpose-built case streamlines handling and reduces downtime caused by misplaced or contaminated weights. The product supports better operational consistency by keeping single calibration weights in order and immediately accessible, which translates into fewer interruptions during measurement tasks and a smoother calibration workflow. Contact Metav Werkzeuge for delivery from Emmerich, tailored advice or technical clarification via info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 347 SKU: 347-009-400 GTIN: 4045761008625 Manufacturer: KERN Facts Weight: 0.02 kg Nominal values: 1 mg–500 mg HS code: 84239090 Special features Material: Plastic For: single calibration weights (button/compact) Class compatibility: E1–M2 Country of origin: DE FAQ Which nominal values fit in this case? The KERN 347-009-400 accommodates single weights with nominal values from 1 mg to 500 mg. Is the case suitable for weights with button or compact form? Yes, the enclosure is intended for button/compact designs and keeps each single weight separated for safe storage. Which accuracy classes are compatible with the case? The case is compatible with weights in accuracy classes E1 to M2 and is suitable for laboratory and workshop use. What material is the case made from and how heavy is it? The case is constructed from plastic and weighs approximately 0.02 kg, offering a lightweight yet protective solution. Manufacturer: KERN, Address: Germany, Contact: not specified

Take advantage of precise storage, robust protection and a padded interior to keep single metrological weights safe and ready for immediate use; order the case directly via Metav Werkzeuge or ask our consultants for additional specifications Aluminium-protected case 317-009-600 — single-weights storage for 1 mg–500 mg, KERN The Aluminium-protected case is a compact, purpose-built storage solution for single metrological weights, designed for safe handling and routine use in calibration labs and workshops Aluminium-protected housing for robust transport Suitable for single weights 1 mg–500 mg Compatible with classes E1–M3 Padded interior for shock protection Built for secure, standards-compliant storage The aluminium shell provides a rigid outer barrier that protects delicate calibration weights from mechanical stress and contamination. By combining a lightweight aluminium construction with an internal padding system, the case offers mechanical protection and dimensional stability without adding unnecessary bulk. This design keeps single weights organised and protected, ensuring quick access during calibration tasks and reducing the risk of damage that can affect measurement accuracy. Ensures traceability and correct handling for metrology workflows Storage that supports metrological routines contributes directly to reliable results. The case is specified for weights in the range 1 mg–500 mg and for classes E1–M3, which makes it suitable for a wide range of laboratory and industrial calibration scenarios. Separate compartments for individual pieces and the padded interior reduce handling errors and minimise cross-contamination, helping maintain the declared tolerance and prolonging the service life of precision weights. Practical benefits that support everyday work in the workshop Lightweight and compact, the case simplifies logistics in environments where secure transport and secure storage are required. The rigid aluminium exterior resists deformation during routine movement, while the internal padding cushions delicate surfaces. This combination reduces downtime caused by damaged weights and supports efficient workflows in quality control and inspection routines, contributing to predictable throughput and fewer interruptions. Contact Metav Werkzeuge today to discuss the KERN aluminium-protected case 317-009-600 and secure a reliable storage solution for precision weights — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 317-009-600 Manufacturer: KERN SKU: 317-009-600 GTIN: 4045761223592 Facts Weight range: 1 mg–500 mg Suitable classes: E1–M3 Net weight: 0.3 kg HS code: 84239090 Origin: CN Special features Material: Aluminium Interior: padded Product group: aluminium-protected cases for single weights Product category: test weights / cases FAQ Is the case suitable for single weights from 1 mg to 500 mg? The aluminium-protected case 317-009-600 is specified for single weights in the range 1 mg–500 mg and supports organised storage for that range. Which weight classes can be stored in this case? This case is compatible with weights of classes E1–M3, making it suitable for a variety of calibration and inspection tasks requiring high accuracy. Does the interior protect against shock and abrasion? The interior of the KERN aluminium-protected case features padding that cushions weights and reduces the risk of mechanical damage and surface abrasion during transport and handling. Can the case be used for routine transport between sites? The rigid aluminium housing and padded interior of the 317-009-600 provide robust protection suitable for routine transport within laboratory and workshop environments. KERN — Origin: China; Contact: Metav Werkzeuge, Emmerich — eMail: info@metav-werkzeuge.com, Phone: +49 2822 7131930

Accurate handling of small calibration masses is achieved through the combination of stainless-steel construction, high-quality plastic tips and a practical 136 mm length; order the KERN 315-247 tweezers directly via Metav Werkzeuge or consult our product specialists for application advice. KERN 315-247 — Calibration tweezers with straight plastic tips A KERN 315-247 tweezers designed for secure, non-marking handling of small calibration weights in metrology and workshop environments. Straight stainless-steel tips for secure grip High-quality plastic tips to protect weights 136 mm length for precise, ergonomic handling Secure handling for exact calibration results For precision tasks, secure handling is essential. The instrument offers a controlled grip on calibration masses up to ≤ 5 g, compatible with classes E1–M3, which helps reduce handling errors and improves repeatability in weighing procedures. Constructed to meet the demands of metrology, the tool supports consistent measurement routines and minimises the risk of surface contact that could alter a weight’s value. By using a purpose-made tweezer rather than fingers, the chance of contamination and thermal transfer is lowered, contributing to more reliable results in daily quality checks. Durable build with gentle contact to sensitive masses A corrosion-resistant body delivers long service life while the high-quality plastic tips preserve delicate surfaces. The combination of stainless steel strength and soft tip protection ensures that fine calibration weights are neither scratched nor displaced during handling. The straight tip geometry provides direct visual control when picking up minute masses, and the construction requires minimal maintenance. This balance of durability and gentle contact supports both routine laboratory work and demanding workshop environments where component care matters. Practical design to streamline laboratory and workshop workflows Measuring 136 mm in length and weighing about 0.02 kg, the tweezers are optimised for comfortable, precise handling throughout repetitive tasks. The tool’s length offers ergonomic reach without compromising manoeuvrability at the balance pan, enabling steady placement and removal of weights during calibration cycles. Designed for integration into existing metrology workflows, the device supports standard operating procedures and helps technicians maintain efficient throughput while preserving measurement integrity. For further clarification on application limits or compatibility with specific test procedures, Metav’s consultants can advise on best practice. For supply and technical guidance on the KERN 315-247 tweezers, contact Metav Werkzeuge in Emmerich — email info@metav-werkzeuge.com or phone +49 2822 7131930 Technical data SKU: 315-247 Manufacturer: KERN GTIN: 4045761222922 Specifications Length: 136 mm Weight: 0.02 kg Suitable for weights: ≤ 5 g (classes E1–M3) Features Material: stainless steel with high-quality plastic tips Tip design: straight tips FAQ Which calibration weight classes can be handled with these tweezers? The tweezers are suitable for calibration masses up to ≤ 5 g and compatible with classes E1–M3, making them appropriate for fine-weight handling in precision weighing tasks. Are the plastic tips safe for delicate weight surfaces? Yes, the high-quality plastic tips are designed to protect sensitive surfaces and reduce the risk of scratching or marking during handling of calibration weights. What are the dimensions and mass of the tweezers? The tweezers measure 136 mm in length and have an approximate mass of 0.02 kg, providing a balance of reach and lightness for repeated use. Is this tool suitable for routine laboratory workflows? The design supports routine metrology and workshop workflows by offering ergonomic handling, controlled grip and surface protection, which together help maintain measurement consistency. Who supplies the product and where can further technical advice be obtained? The product is supplied by KERN (SKU 315-247); for application-specific advice and supply options, Metav Werkzeuge can provide consultancy and ordering information. KERN

Take advantage of secure handling of small calibration weights, robust stainless steel construction and a compact 105 mm length for precise control; order the tweezers directly via Metav Werkzeuge or contact our consultants for application advice. Pinzette 315-243 — Precision tweezers by KERN, stainless steel, 105 mm The Pinzette 315-243 is a precision tweezer designed for the secure handling of small calibration weights in laboratories and workshop environments. Secure grip for micro calibration weights Stainless steel construction Length 105 mm for fine control Suitable for 1 mg – 200 g (E1 – M3) Secure handling for trace and routine calibration tasks The compact design delivers a secure grip for very small test weights, reducing the risk of slippage and accidental contact. Its dimensions, including the 105 mm length, allow for controlled, repeatable handling that supports efficient calibration workflows. This contributes to fewer handling errors and a more consistent weighing routine when working with weights from 1 mg – 200 g. Durable construction that keeps processes dependable Manufactured in stainless steel, the tool combines durability with low maintenance, ensuring longevity in daily metrology use. The robust construction helps maintain geometric stability and handling precision under repeated use, which supports reliable measurement results and reduces downtime for replacements. The design suits both laboratory benches and on-site calibration setups where space and dexterity matter. Practical compatibility and metrology clarity Designed for compatibility with standard calibration classifications, the tweezers are suitable for weights in classes E1 – M3, covering high-accuracy laboratory weights as well as routine workshop standards. For users less familiar with weight classes: these designations indicate recognised accuracy ranges used by calibration professionals and metrology services, ensuring the tool is appropriate for precise, standard-compliant handling. Confidence through expert supply and service Sourcing tools from a trusted partner simplifies procurement and post-sale support. Metav Werkzeuge stands for democratisation of precision, offering an extensive range of metrology supplies from its base in Emmerich. With a broad catalogue and a long-standing customer base, the emphasis is on dependable availability and a clear supply chain that supports uninterrupted calibration operations. Contact Metav Werkzeuge for tailored advice on the KERN 315-243 tweezers and to confirm suitability for specific weight classes — email info@metav-werkzeuge.com or call +49 2822 7131930 for fast guidance from our Emmerich team Technical data Article number: 315 SKU: 315-243 Manufacturer: KERN GTIN: 4045761067615 Length: 105 mm Net weight: 0.02 kg Facts Suitable weight range: 1 mg – 200 g Applicable weight classes: E1 – M3 Material: Stainless steel Special features Secure gripping geometry for small calibration weights Compact format for precise handling and repeatability Designed for laboratory and workshop use Rapid dispatch and broad metrology assortment available from supplier FAQ How small a weight can be handled with these tweezers? The Pinzette 315-243 from KERN is suitable for handling weights from 1 mg up to 200 g, covering the usual micro and small calibration weights used in precise weighing tasks. What material is the tool made from and why does that matter? The tweezers are made from stainless steel, giving corrosion resistance and dimensional stability that support consistent handling and long service life in metrology environments. Are these tweezers suitable for laboratory-grade calibration weights? Yes, the KERN 315-243 is specified for weights in classes E1 – M3, which includes high-accuracy laboratory weights as well as standard workshop classes, making it appropriate for professional calibration work. What are the physical dimensions and weight of the tweezers? The tweezers measure 105 mm in length and have a net weight of 0.02 kg, offering a compact tool that balances control with minimal contact force. Metav Werkzeuge, Emmerich am Rhein, Email: info@metav-werkzeuge.com, Tel: +49 2822 7131930

The combination of OIML F2 accuracy, a 1 mg nominal value and a polished stainless steel disc delivers reliable milligram-level calibration for high-resolution balances; order directly via Metav Werkzeuge or consult our specialists for application-specific advice. KERN Milligram weight 338-01 — 1 mg, OIML F2, polished stainless steel The Milligram weight 338-01 is a precision calibration disc intended for laboratory and industrial balance verification, offering milligram accuracy for high-resolution metrology tasks. OIML F2 class accuracy Nominal value 1 mg Polished stainless steel disc form Recommended storage case for best results Precision where milligrams matter The OIML F2 classification and a stated tolerance of 0.06 mg make this calibration weight suitable for verifying high-resolution balances and analytical scales. The certified tolerance defines the maximum permissible deviation for the nominal 1 mg value, which allows technicians to quantify measurement uncertainty and ensure consistent results in production control or laboratory workflows. Using a weight of this class reduces doubt during daily checks and supports reproducible balancing procedures. Robust finish and safe handling for routine use Manufactured from polished stainless steel in a flat disc form, the item resists corrosion and surface wear that would otherwise affect mass stability. The solid finish simplifies cleaning; light handling with lint-free gloves prevents oil transfer and keeps readings stable. Due to the milligram accuracy of the component, a protective storage case is strongly recommended to prevent contamination and mechanical damage — a small operational step that maintains long-term reliability and reduces recalibration frequency. Traceability options and regulatory note For documented traceability, a laboratory calibration certificate from an accredited body is advised. Since EC initial verification will no longer be available after 30 November 2025, a DAkkS calibration is recommended for most traceability needs and legal-equivalence in many applications. Certificates provide documented evidence of conformity and support audit requirements, ensuring that measurement chains remain defensible and aligned with quality management practices. Contact Metav Werkzeuge for application guidance on the KERN Milligram weight 338-01 and to arrange DAkkS calibration or accessory selection; Metav’s specialists in Emmerich am Rhein will advise on fit-for-purpose solutions and delivery options. Technical data SKU: 338-01 Manufacturer: KERN GTIN: 4045761240223 Origin: CN Tariff number: 84239090 Data Nominal value: 1 mg OIML class: F2 Tolerance: 0.06 mg Special features Material: stainless steel (polished) Form: disc (plättchen) Recommendation: use protective case (see accessories) Note: EC initial verification not available after 30 November 2025; DAkkS calibration recommended FAQ What accuracy class does this weight meet? The KERN Milligram weight 338-01 conforms to OIML F2 and carries a tolerance of 0.06 mg, making it suitable for verification of high-resolution balances. Is a DAkkS calibration available and recommended? A DAkkS calibration is recommended for the 338-01 for traceable documentation; this is the advised alternative now that EC initial verification will cease on 30 November 2025. Can this weight be used for routine balance checks in production? Yes, the polished stainless steel disc is intended for routine verification of analytical and precision balances where milligram accuracy is required. How should the weight be stored and maintained? Store the weight in a protective case to avoid contamination and mechanical damage; handle with gloves and clean with a lint-free cloth to preserve mass stability. Does the product include accessories or a case? A protective case is not included by default; Metav recommends using an appropriate case due to the very fine accuracy of the 338-01 and supplies suitable options in the accessories section. KERN; Metav Werkzeuge, Emmerich am Rhein; info@metav-werkzeuge.com; +49 2822 7131930

Take advantage of the combination of OIML class F2 accuracy, a 2 mg nominal value and a polished stainless steel plate to secure reproducible results with analytical balances; order via Metav Werkzeuge or request advice from our consultants for DAkkS calibration. KERN Milligram weight 338-02 — OIML F2, 2 mg, polished stainless steel The KERN Milligram weight 338-02 is a precision calibration weight in plate form, designed for use with analytical balances and laboratory calibration procedures. OIML class F2 accuracy Nominal value 2 mg Polished stainless steel plate Tolerance 0.06 mg Reliable traceability for high-precision balances The OIML class F2 rating and nominal value of 2 mg ensure a defined level of measurement uncertainty suitable for fine laboratory and quality-control tasks. With a declared tolerance 0.06 mg, this calibration weight supports consistent adjustment and verification of analytical balances, reducing measurement drift and improving process control. Choosing a certified weight with documented performance enables documented traceability and makes catalogue and audit processes more straightforward. A DAkkS calibration is recommended for many applications because it provides an accredited calibration certificate that documents traceability to national standards. Compact, robust design that reduces handling risk Constructed from stainless steel with a polished finish and delivered in a plate form, the item combines corrosion resistance with a compact footprint for secure placement on balance pans. The smooth surface minimises particulate adhesion and facilitates careful handling, while the low profile reduces the risk of accidental displacement during weighing. For storage and transport, a protective etui is recommended due to the small mass involved; the case reduces contamination and mechanical shock, preserving the long-term precision and repeatability of the weight. Compliance guidance and practical application advice Regulatory changes mean type approval under certain directives will change after 30.11.2025; for many laboratories the accredited alternative remains DAkkS. A DAkkS calibration certificate delivers documented measurement uncertainty and supports internal quality systems. The KERN 338-02 is primarily intended for routine balance checks, calibration intervals and reference procedures in metrology labs and quality departments. Handle with tweezers or gloves, store in a dry, stable environment and consider regular recalibration intervals tailored to usage frequency to uphold measurement confidence and compliance. Request a DAkkS calibration quote and technical advice for the KERN 338-02 from Metav Werkzeuge — shipped reliably from Emmerich; email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 338-02 Manufacturer: KERN SKU: 338-02 GTIN: 4045761240230 Facts Nominal value: 2 mg Tolerance (OIML): 0.06 mg OIML class: F2 Customs tariff number: 84239090 Special features Material: polished stainless steel Form: plate Origin: CN DAkkS calibration recommended Protective etui recommended FAQ What level of accuracy does this calibration weight provide? The KERN Milligram weight 338-02 meets OIML class F2 requirements with a nominal value of 2 mg and a declared tolerance of 0.06 mg, making it suitable for precise balance checks. Can this weight be used for routine calibration of analytical balances? Yes, the 2 mg plate is designed for verification and adjustment activities on analytical balances and for routine laboratory calibration tasks. Is a calibration certificate available for this weight? A DAkkS calibration certificate is recommended and can be provided for the KERN 338-02, delivering accredited traceability and documented measurement uncertainty. How should the weight be handled and stored to preserve accuracy? Handle the weight with tweezers or gloves, avoid fingerprints, and store it in a protective etui to prevent contamination and mechanical damage; these steps help maintain the declared tolerance. Does the manufacturer provide additional information on materials and origin? The weight is manufactured from polished stainless steel and the origin is listed as China; further technical enquiries can be clarified by Metav Werkzeuge. KERN · Origin: China · Contact: not provided

Take advantage of high-precision measurement, robust stainless-steel construction and traceable calibration options to secure reliable results for laboratory and quality-control processes. Order the milligram weight directly via Metav Werkzeuge or ask our consultants if needed. KERN 338-03 Milligram weight (OIML F2, 5 mg, polished stainless steel disc) The KERN 338-03 is a precision OIML F2 milligram weight in disc form, designed for calibration and verification of analytical and laboratory balances OIML class F2 accuracy Nominal value 5 mg Polished stainless steel disc Tolerance 0.06 mg Consistent accuracy for traceable calibration The KERN 338-03 delivers OIML F2 performance with a nominal value of 5 mg, offering a certified tolerance of 0.06 mg that supports dependable calibration routines. In practical terms, this tolerance ensures the weight contributes minimal measurement uncertainty when used to verify analytical and microbalances, so production control and laboratory quality assurance benefit from repeatable, documented results. The specification aligns with established metrology standards, facilitating integration into accredited calibration procedures. Durable design that protects measurement integrity Produced in polished stainless steel and shaped as a compact disc, the weight combines corrosion resistance with a surface finish that reduces particulate adherence and handling contamination. The form factor eases placement on small pans and minimises disturbance during weighing. Due to the high accuracy class, a protective case is strongly recommended to avoid surface damage and maintain calibration stability; suitable cases are listed under accessories and should be considered as part of a long-term measurement strategy. Calibration pathway and regulatory note for procurement planning For traceability and acceptance in most applications, a DAkkS calibration is recommended; it provides an accredited certificate compatible with many laboratory accreditation schemes. Please note that EG initial verification of weights will not be possible after 30.11.2025; therefore, planning for accredited calibration is advised when specifying weights for regulated environments. The robust specification and traceable calibration route make this weight suitable for routine checks in laboratories, R&D and quality-control workflows where microgram-level confidence is required. Contact Metav Werkzeuge for personalised calibration advice and to reserve stock from our Emmerich warehouse—our consultants will advise on certification options and suitable cases to protect the KERN 338-03 milligram weight Technical data Article number: T338-A SKU: 338-03 Manufacturer: KERN Origin: CN GTIN: 4045761240247 Customs tariff number: 84239090 Facts Nominal value: 5 mg Tolerance (OIML): 0.06 mg OIML class: F2 Form: disc Special features Material: polished stainless steel Design: milligram disc for analytical balances Recommendation: use protective case (see accessories) Calibration advice: DAkkS calibration recommended Note: EG initial verification not possible after 30.11.2025 FAQ What accuracy class does this weight meet? The KERN 338-03 milligram weight complies with OIML class F2 and is specified with a tolerance of 0.06 mg. Is an accredited calibration available for this weight? A DAkkS calibration is recommended for the KERN 338-03; Metav Werkzeuge can advise on calibration options and certification suitable for laboratory accreditation. What material and shape are used to reduce contamination? The weight is made from polished stainless steel and formed as a compact disc to minimise surface contamination and ease handling. For which instruments is this weight appropriate? This milligram weight is intended for calibration and verification of analytical and microbalances used in laboratories and quality-control departments. Is a protective case necessary for long-term accuracy? Due to the high accuracy class, a protective case is strongly recommended and is available in the accessories section KERN — Origin: CN — GTIN: 4045761240247

Take advantage of precise OIML F2 accuracy, polished stainless steel durability and compact disc design for dependable microbalance calibration; order directly via Metav Werkzeuge or consult our specialists for tailored advice. KERN 338-04 Milligram weight — 10 mg, OIML F2, polished stainless steel disc The KERN 338-04 is a precision milligram weight designed for calibration and verification of microbalances and laboratory scales, offering high stability in a compact disc form. OIML class F2 certified tolerance 0.08 mg Nominal value 10 mg in disc format Polished stainless steel for corrosion resistance Suitable for microbalance calibration and testing Precise calibration for microbalances and laboratory use The milligram weight delivers traceable accuracy in environments where every microgram counts. Certified to OIML F2, the unit’s stated tolerance of 0.08 mg supports reliable adjustments of analytical and microbalances, reducing uncertainty in repeated measurements. For laboratories and quality departments this means fewer recalibrations, consistent measurement results and smoother compliance with internal quality control procedures. Robust material and handling for long-term stability Manufactured from polished stainless steel, the disc design resists surface corrosion and simplifies cleaning after use, which preserves mass stability over time. The compact form factor minimises air drag during handling and is suited to routine use in controlled environments. Due to the small nominal mass, storage in a protective case is recommended to avoid contamination; an appropriate etui is advised to maintain calibration integrity and to protect the surface from fingerprints and particulate deposits. Traceability, calibration options and practical recommendations With the cessation of EC initial verification for weights after 30 November 2025, a DAkkS calibration is recommended for most applications as an equivalent route to documented traceability. A documented calibration provides a clear measurement chain and supports audit requirements in accredited labs. For use on sensitive balances, allow the weight to thermally equilibrate in the balance room and employ appropriate handling tools to avoid oils or residues that could affect the mass. For laboratory-grade microbalance calibration choose the KERN 338-04 and contact Metav Werkzeuge in Emmerich for product supply, calibration options and delivery advice — eMail: info@metav-werkzeuge.com / Tel: +49 2822 7131930 Technical data Article number: T338-A SKU: 338-04 Manufacturer: KERN Material: Stainless steel Form: Disc (plättchen) GTIN: 4045761240254 Numbers / Core technical data Nominal value: 10 mg Tolerance (OIML F2): 0.08 mg Tariff number: 84239090 ECLASS: 32120103 Special features / Versions OIML class: F2 Surface: Polished Recommended accessory: Protective etui for precise weight class Origin: CN FAQ What tolerance can be expected from this milligram weight? The KERN 338-04 milligram weight is specified to OIML F2 with a tolerance of 0.08 mg, providing the small uncertainty required for microbalance adjustments and fine measurement tasks. Is a calibration certificate available and what is recommended? A DAkkS calibration is recommended for most uses as an equivalent to former EC initial verification; the KERN 338-04 can be supplied with traceable calibration to support quality systems and audits. Can this weight be used on analytical balances and microbalances? Yes, the 10 mg nominal mass in disc form is suitable for microbalance and analytical balance calibration, provided correct handling and equilibration procedures are followed. How should the weight be handled and stored to maintain accuracy? Use tweezers or gloves, avoid touching the surface, store the disc in a protective etui and keep it in a dust-free, temperature-stable environment to preserve mass stability. Does the material affect long-term performance? The polished stainless steel surface minimises corrosion and contamination, supporting long-term dimensional and mass stability when cleaned and stored correctly. KERN; Origin: China; Contact: not specified in data

Take advantage of the combination of OIML class F2 accuracy, a 20 mg nominal value and a polished stainless steel disc to ensure reliable microbalance calibration and low-maintenance handling. Order the item directly via Metav Werkzeuge or consult our specialists for application and calibration advice. KERN 338-05 Milligram weight — OIML F2, 20 mg, polished stainless steel A KERN 338-05 milligram weight in disc form for traceable calibration of laboratory and quality-control microbalances. OIML class F2 accuracy Nominal value 20 mg Polished stainless steel disc Tolerance 0.1 mg Consistent microbalance results through certified accuracy Built for precision applications, this weight meets OIML class F2 requirements and has a nominal value of 20 mg with a declared tolerance of 0.1 mg. Such classification provides a verifiable baseline for calibrations and routine checks of high-resolution balances. The tight tolerance reduces measurement uncertainty during comparative procedures, supporting documented quality control and enabling reproducible results across repeated measurements. For laboratories and production inspection points, this translates into dependable measurement chains and easier conformity with internal standards. Robust material and form for handling and longevity Manufactured as a polished stainless steel disc, the design minimises contamination and surface wear while simplifying handling on microbalance pans. The polished finish reduces the risk of particulate adhesion and eases cleaning, which helps maintain long-term accuracy. The disc shape provides stable contact and centring on typical balance pans. For preservation of metrological integrity, an appropriate storage case is recommended to prevent mechanical damage and airborne contamination during transport and storage. Compliance guidance and calibration recommendations Note that EG initial verification of calibration weights will no longer be possible after 30.11.2025; accordingly, a DAkkS calibration is advised and accepted for most professional applications as an equivalent traceable verification. A documented DAkkS certificate supports laboratory accreditation and calibration records. The product’s specification and calibration options make it suitable for use in quality assurance, research settings and precision manufacturing where traceability and documented measurement uncertainty are mandatory. Contact Metav Werkzeuge for tailored calibration advice, DAkkS options and to discuss which accessories best protect and extend the service life of this KERN milligram weight Technical data Article number: T338-A SKU: 338-05 Manufacturer: KERN GTIN: 4045761240261 Facts Nominal value: 20 mg OIML class: F2 Tolerance: 0.1 mg Commodity code: 84239090 Special features Material: polished stainless steel Form: disc shape Origin: CN Recommendation: use a protective case Calibration advice: DAkkS calibration recommended; EG initial verification not possible after 30.11.2025 FAQ What accuracy class does this weight have? The weight is classified as OIML class F2, providing a declared tolerance of 0.1 mg suitable for high-precision balance checks. Which nominal value is the weight supplied in? This article is supplied as a 20 mg milligram weight, intended for microbalance calibration and verification. Is a protective case necessary for this weight? A protective case is recommended to prevent mechanical damage and contamination; it helps preserve the polished stainless steel surface and maintain long-term accuracy. Can this weight be DAkkS-calibrated? DAkkS calibration is recommended and applicable; a DAkkS certificate provides traceability and is accepted for most professional calibration requirements. Who is the manufacturer of the weight? The weight is manufactured by KERN; the product origin is recorded as China (CN). Manufacturer: KERN — Address: not specified — Contact: not specified

Take advantage of accurate weighing, a durable polished stainless-steel finish and a compact plate form for reliable trace calibration in laboratory and workshop environments. Order the milligram weight directly via Metav Werkzeuge or ask our consultants if further technical information is required. KERN 338-06 Milligram weight — OIML F2 accuracy, polished stainless steel KERN 338-06 is a precision mass in plate form for trace weighing and calibration of high-resolution balances in laboratories and quality departments. OIML class F2 accuracy Nominal mass 50 mg Polished stainless-steel plate form Tolerance 0.12 mg High-accuracy performance for trace measurements The OIML F2 rating and a nominal value of 50 mg make this milligram mass suitable for fine calibration tasks where reproducibility is essential. With a stated tolerance of 0.12 mg, the mass provides a clearly defined error band that supports reliable verification of analytical and microbalances. The documented accuracy class helps laboratories meet routine traceability requirements and supports documented quality control procedures, enabling reproducible measurement outcomes. Robust materials and a compact design for safe handling Manufactured from stainless steel with a polished finish and executed in a flat plate shape, this mass is resistant to corrosion and simple to clean, reducing the risk of contamination that can affect milligram-level results. The plate form eases positioning on small balance pans and minimises handling errors. The smooth surface also reduces particulate adherence, which contributes to longer-term stability and consistent measurement conditions during repeated use. Calibration and storage guidance to preserve traceability For documented traceability, a DAkkS calibration is the recommended route and is suitable for most professional applications; note that statutory EC first verification for weights is no longer available after 30.11.2025. Given the high accuracy class, transport and storage in an appropriate case are advised to prevent contamination and mechanical damage. A dedicated case is recommended for safe handling and to maintain calibration intervals, especially when the mass is used in quality assurance routines. For laboratory-grade traceability and reliable handling, request the KERN 338-06 milligram weight through Metav Werkzeuge — our Emmerich-based specialists can advise on DAkkS calibration and the right storage case for your application Technical Data Article number: T338-A SKU: 338-06 GTIN: 4045761240278 Manufacturer: KERN Country of origin: CN Commodity code: 84239090 Facts Nominal mass: 50 mg OIML accuracy class: F2 Tolerance: 0.12 mg Shape: plate Material: stainless steel Special features Polished surface Milligram mass for trace calibration Recommended case for transport and storage DAkkS calibration recommended; EC first verification not possible after 30.11.2025 FAQ What calibration is recommended for this milligram mass? For documented traceability, a DAkkS calibration is recommended for the KERN 338-06 milligram weight; this meets the needs of most laboratory and quality-assurance applications. Can this weight be used on analytical balances? Yes, the 50 mg nominal mass in OIML class F2 is intended for verification and calibration of high-resolution analytical and microbalances, where the stated 0.12 mg tolerance is appropriate. How should the mass be stored between uses? The mass should be stored in a suitable case to avoid contamination and mechanical damage; a protective case preserves calibration and ensures consistent measurement results. What does OIML class F2 mean in practice? OIML class F2 defines the permissible error limits and ensures the mass is suitable for routine laboratory verification and calibration tasks requiring milligram-level accuracy. Is surface finish important for milligram weights? Yes, the polished stainless-steel finish reduces particle adhesion and corrosion risk, which helps maintain stability and repeatability for micro-scale measurements. Metav Werkzeuge, Emmerich am Rhein, Germany — eMail: info@metav-werkzeuge.com — Phone: +49 2822 7131930 — WhatsApp: +49 170 2837271

Take advantage of the combination of fine OIML Class F2 accuracy, a polished stainless steel disc and traceable calibration recommendations for reliable microbalance calibration; order the KERN 338-07 directly via Metav Werkzeuge or ask our consultants if needed KERN 338-07 Milligram Weight — OIML Class F2, 100 mg, stainless steel disc KERN 338-07 milligram weight for precise calibration of analytical and microbalances in laboratories and quality control environments OIML Class F2 precision Nominal value 100 mg Polished stainless steel disc Consistent microgram-level accuracy for calibration routines The OIML Class F2 specification guarantees a defined performance level for laboratory weights, making the 100 mg disc suitable for routine verification and calibration of analytical and microbalances. With a stated tolerance of 0.16 mg, this milligram weight supports repeatable results and reduced measurement uncertainty in controlled environments. The disc form and compact mass enable rapid stabilization on pans designed for small-capacity balances, which shortens calibration cycles and contributes to efficient quality workflows. Durable finish and practical handling that protect investment Manufactured from stainless steel with a polished finish, the plate resists corrosion and is simple to clean, lowering the risk of contamination that can affect microgram-level measurements. The low-profile disc shape minimises air turbulence effects and simplifies placement on small pans. Because of the high accuracy class, a protective case is strongly recommended to prevent damage and contamination; suitable cases and accessories are available in the accessories section to preserve metrological properties and extend service life. Traceability and conformity for regulated metrology Formal EC type approval for weights will no longer be available after 30.11.2025; for most applications a DAkkS calibration provides equivalent traceability and documented conformity. Opting for DAkkS calibration ensures measurement results are traceable to national standards and supports compliance in accredited laboratories and production control. The combination of a defined OIML class, clear tolerance and recommended DAkkS calibration facilitates robust documentation for audits and quality management systems. For uncompromising precision with the KERN F2 milligram weight, contact Metav Werkzeuge in Emmerich for tailored advice, DAkkS calibration options and recommended accessories via info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 338-07 Manufacturer: KERN GTIN: 4045761240285 Origin: CN Commodity code: 84239090 Facts Nominal value: 100 mg Tolerance (OIML): 0.16 mg OIML class: F2 Special features Material: stainless steel, polished finish Form: disc (plättchen) Recommendation: use protective case (etui) Calibration: DAkkS calibration recommended Note: EC type approval not possible after 30.11.2025 FAQ What accuracy class is this weight and what does it mean? The KERN 338-07 is OIML Class F2; this classification defines permissible errors and performance suitable for calibration and verification of small-capacity balances in laboratory and quality-control use. Is the 100 mg disc suitable for analytical microbalances? Yes, the 100 mg nominal value and a tolerance of 0.16 mg make the weight appropriate for use with analytical and microbalances that require milligram-level calibration standards. How should the weight be stored and handled to maintain calibration? Store the polished stainless steel disc in a protective case and handle with tweezers or gloves to avoid fingerprints and contamination that could alter mass; Metav Werkzeuge also recommends using an etui for long-term protection. Does the product include a calibration certificate? A standard delivery typically does not include DAkkS certification; the KERN 338-07 can be supplied with DAkkS calibration on request, which provides formal traceability for regulated environments. Why is DAkkS calibration recommended over EC type approval? After 30.11.2025 EC type approval will no longer be available for weights; DAkkS calibration offers equivalent traceability and documented conformity for most laboratory and industrial purposes. Manufacturer: KERN — Origin: CN; Distributor: Metav Werkzeuge, Emmerich; eMail: info@metav-werkzeuge.com; Phone: +49 2822 7131930; WhatsApp: +49 170 2837271

Combining OIML Class F2 accuracy with a polished stainless steel disc and a nominal value of 200 mg, this milligram standard provides dependable calibration performance for sensitive balances; order the item directly via Metav Werkzeuge or ask our consultants if needed. KERN 338-08 Milligram weight — 200 mg, OIML F2, polished stainless-steel disc The KERN 338-08 is a polished stainless-steel milligram weight in disc form, designed for precise calibration tasks with analytical balances and micro-scales in laboratories and quality-control environments. OIML Class F2 accuracy, 0.2 mg tolerance Polished stainless-steel disc design Nominal value: 200 mg, milligram weight Suitable for analytical balances and micro-scales Precision where it matters for calibration reliability The KERN 338-08 is specified to OIML Class F2, making it appropriate for high-precision checking and calibration tasks where small deviations must be controlled. With a nominal value of 200 mg and a declared tolerance of 0.2 mg, the standard offers a narrow uncertainty band that supports repeatable results when verifying instruments with fine readability. For teams seeking measurable process control, the combination of classification and tight tolerance reduces uncertainty in routine checks and certificate-based comparisons. Robust material and disc geometry for handling and stability Manufactured from polished stainless steel, the weight provides corrosion resistance and a surface finish that helps maintain mass stability over time. The disc form minimises handling errors when used with tweezers or picking tools and fits common balance pans used in laboratory practice. The material choice ensures that routine cleaning and handling do not accelerate surface wear, supporting longer intervals between recalibrations and preserving the visible condition required for traceable standards. Fits into formal calibration workflows and traceability To meet traceability requirements, a DAkkS calibration is recommended; a formal DAkkS calibration produces a certificate suitable for many official and contractual applications. Note that EC initial verification of weights will no longer be possible from 30 November 2025, which makes accredited laboratory calibration the preferred route for documented conformity. Given the milligram class and sensitivity, a protective case is advised to prevent contamination and mechanical damage during storage and transport. Confidence through supply and expertise from Metav Metav’s approach of combining accessible precision with professional supply ensures reliable availability and a quality filter from its Emmerich location. Backed by a large product range and a longstanding customer base, the offering supports workshop and laboratory needs with consistent logistics and documentation. For users who value dependable calibration items and a supplier that matches technical competence with practical service, this milligram standard integrates into established quality-management procedures. Contact Metav Werkzeuge in Emmerich for personalised advice, DAkkS calibration options and assisted ordering for the KERN 338-08 milligram weight Technical data Article number: T338-A SKU: 338-08 Manufacturer: KERN GTIN: 4045761240292 Origin: CN Core data Nominal value: 200 mg Tolerance (OIML F2): 0.2 mg OIML class: F2 Tariff code: 84239090 Special features Material: Stainless steel Form: Disc Recommended accessory: protective case (etui) Calibration: DAkkS calibration recommended Note: EC initial verification not possible from 30 November 2025 FAQ What applications suit an OIML Class F2 milligram weight? OIML Class F2 weights like the KERN 338-08 are suited to calibration and routine checks of analytical balances and micro-scales where milligram-level control is required. Is a calibration certificate available for this weight? Yes; for traceable documentation a DAkkS calibration can be organised for the KERN 338-08, which provides an accredited certificate suitable for most quality-management systems. Why is a protective case recommended? Because of the very fine tolerance of 0.2 mg, contamination or surface damage affects performance; a protective case preserves mass integrity and extends the interval between recalibrations. Can this weight be used after 30 November 2025 for official EC initial verification? EC initial verification of weights will no longer be possible from 30 November 2025; the recommended route for documented conformity for the KERN 338-08 is an accredited laboratory calibration such as DAkkS. How should the weight be handled to maintain accuracy? Handle the disc with tweezers or gloves, avoid fingerprints and dust, store it in the recommended protective case and follow a regular calibration schedule to maintain the declared tolerance. KERN — Manufacturer; Metav Werkzeuge, Emmerich am Rhein; Email: info@metav-werkzeuge.com; Phone: +49 2822 7131930

Take advantage of OIML class F2 accuracy and a 500 mg nominal value combined with a polished stainless steel disc for reliable mass checks and easy routine handling. Order the weight directly via Metav Werkzeuge or request advice from our consultants for calibration and storage recommendations. Milligram weight 338-09 — KERN precision, OIML class F2, 500 mg The Milligram weight 338-09 is a compact polished stainless-steel disc designed for high-precision mass checks and laboratory calibration tasks. OIML class F2 accuracy Nominal value 500 mg Polished stainless-steel disc Traceable accuracy for precise mass verification The polished stainless steel design delivers stable mass values suitable for traceable checks in laboratory and workshop settings. With OIML class F2 certification and a nominal value of 500 mg, the device offers a certified 0.25 mg tolerance that supports routine verification of analytical balances. This level of precision reduces measurement uncertainty in calibration chains and helps maintain consistent results during daily weighing tasks. The compact disc shape facilitates handling on small weighing pans while minimising surface contact. Practical benefits for calibration work and documentation Engineered for calibration workflows, this precision mass is compatible with standard verification procedures and metrological documentation. The 500 mg rating aligns with common calibration points for analytical instruments, enabling a cost-efficient verification strategy. Where initial EC verification is required, note that EC initial verification will no longer be possible from 30 November 2025; a DAkkS calibration is recommended as an equivalent service for most applications. Documentation from DAkkS offers demonstrable traceability and supports compliance demands in regulated environments. Handling, storage and longevity in everyday use A durable, polished finish protects against corrosion and eases cleaning after use, supporting long-term stability. The disc form is suitable for small pans and precision balances, while the smooth surface minimises contamination risk. For this weight’s very fine tolerance, the use of a protective case is strongly advised to prevent handling damage and to preserve calibration integrity during transport and storage. Regular calibration and careful handling extend service life and maintain measurement certainty. Where this weight fits in your workflow Designed by KERN for laboratories and quality-control environments, the 338-09 model serves as a reliable reference in routine checks and comparative calibrations. It is suitable for technicians who require compact, repeatable mass standards for analytical balances and portable verification kits. Choosing a certified calibration path and appropriate protective storage translates the weight’s technical specifications into dependable daily performance. Speak to Metav Werkzeuge for tailored calibration advice and to arrange DAkkS calibration or suitable protective cases for the KERN 338-09 milligram weight; email info@metav-werkzeuge.com or call +49 2822 7131930 to consult our Emmerich-based specialists. Technical data Article number: 338-09 SKU: 338-09 Manufacturer: KERN GTIN: 4045761240308 Origin: CN Tariff code: 84239090 Core specifications Nominal value: 500 mg OIML class: F2 Tolerance (OIML): 0.25 mg Form: Disc (plättchen) Materials and features Material: Stainless steel, polished Product group: Single weights, OIML F2 Recommended: Protective case for precise class weights Calibration recommendation: DAkkS calibration advised FAQ What is the declared tolerance for this weight? The declared tolerance for the KERN milligram weight 338-09 is 0.25 mg, corresponding to its OIML class F2 specification. Can this weight be used for routine balance checks? Yes, the 338-09 milligram weight is suitable for routine verification of analytical balances where a 500 mg reference mass is required. Is an initial EC verification still available for this weight? EC initial verification will no longer be possible from 30 November 2025; DAkkS calibration is recommended for most applications as an equivalent traceable service for the KERN 338-09. How should the weight be stored to maintain accuracy? Store the polished stainless-steel disc in a protective case, away from humidity and contamination, and avoid direct contact with bare hands to preserve calibration. Does KERN supply calibration certificates with this weight? A DAkkS calibration can be arranged for the KERN 338-09 to provide traceable certification suitable for laboratory use. KERN | Origin: CN

Take advantage of a lightweight, polyamide handling tool that ensures a secure grip on small calibration weights up to 200 g; its 100 mm length combines fine control with easy handling for routine calibration tasks. Order directly via Metav Werkzeuge or consult our specialists for matching accessories and delivery from Emmerich. KERN 315-242 Tweezer (Polyamide, 100 mm) KERN 315-242 is a precision plastic tweezer for secure handling of small calibration weights in laboratories and workshops Secure grip for small calibration weights Suitable for weights E1–M3, 1 mg–200 g 100 mm length for precise handling Polyamide construction, lightweight 10 g Precision handling reduces contamination and measurement error The compact design provides a controlled hold when placing and removing calibration masses, helping to preserve the integrity of sensitive components. Made from polyamide, the instrument is gentle on metallic and plated surfaces and reduces risk of scratching or marking. The compatibility with 1 mg–200 g weights across E1–M3 classes means the tool supports a wide range of calibration workflows, supplying consistent handling where repeatability matters. Built for routine use, the tweezer contributes to faster setup times and fewer handling-related deviations. Comfortable length and light weight for repetitive tasks At 100 mm, the geometry balances reach and tactile feedback to enable precise positioning without overextension of the hand. The construction results in a lightweight tool — approximately 10 g — that decreases operator fatigue during repeated handling. The slim tips facilitate access to small masses and narrow pans, while the overall form factor supports careful handling during calibration runs. Clear, repeatable manipulation of weights improves throughput and aids adherence to internal quality procedures. Durable, easy-care design for laboratory and workshop environments The choice of high-quality plastic provides a durable and easy to clean solution suitable for environments where metal tweezers could risk scratching or produce magnetic influence. Maintenance is straightforward: wipe clean and store in a dry place to maintain tip alignment and performance. The tool's simple construction minimises service requirements and offers a dependable adjunct to balances, scales and precision measuring equipment in both calibration laboratories and industrial workshops. Contact Metav Werkzeuge today for tailored advice and supply of the KERN 315-242 tweezer; our Emmerich-based team can confirm suitability for specific calibration setups and arrange prompt delivery via the central European warehouse (info@metav-werkzeuge.com | +49 2822 7131930 | WhatsApp +49 170 2837271) Technical data Article number: 315 SKU: 315-242 Manufacturer: KERN GTIN: 4045761003439 Material: Polyamide (plastic) Facts Length: 100 mm Weight: 0.01 kg Suitable weight range: 1 mg–200 g Special features Secure grip for small calibration weights Suitable for weight classes E1–M3 Lightweight construction for reduced operator fatigue Simple cleaning and low maintenance FAQ What weight range is compatible with these tweezers? The KERN 315-242 tweezer is suitable for handling calibration weights from 1 mg up to 200 g. Which weight classes can be handled safely with this tool? This tweezer supports weights across classes E1 to M3, making it appropriate for a broad range of calibration tasks. Is the material safe for delicate or plated masses? Yes, the polyamide construction of the KERN 315-242 is designed to be gentle on delicate and plated surfaces, helping to avoid scratches. How should the tweezer be maintained to ensure longevity? Routine care for the KERN 315-242 involves simple cleaning with a soft cloth and storage in a dry place to preserve tip alignment and performance. Can this tool be used in both laboratory and workshop environments? The lightweight, easy-care design of the KERN 315-242 makes it suitable for calibration benches in laboratories as well as workshop settings where precise handling is required. Metav Werkzeuge, Emmerich am Rhein, Germany — Email: info@metav-werkzeuge.com — Tel: +49 2822 7131930 — WhatsApp: +49 170 2837271

Take advantage of a simple, reliable accessory that keeps calibration masses free from dust while preserving accuracy and prolonging service life. The combination of gentle bristles, low weight and practical handling ensures efficient routine maintenance of scales and weights. Order the KERN brush directly via Metav Werkzeuge or consult our advisors for further details. KERN 318-270 Dust Brush — compact brush for gentle cleaning of calibration weights The KERN 318-270 dust brush is a lightweight accessory designed to remove dust and particles from calibration weights and weighing surfaces in laboratories and workshops. Soft bristles for gentle cleaning Designed for calibration weights Lightweight and easy to handle Preserve measurement accuracy with gentle, targeted cleaning Regular cleaning of calibration masses prevents contamination that can alter mass values and affect the repeatability of results. The compact brush offers gentle bristles that remove dust without abrading surfaces or leaving residues, helping to maintain the precision of weights used in verification and calibration. For technicians and workshop teams, this reduces the frequency of recalibration and supports consistent measurement quality across production and quality-assurance processes. Practical handling for routine maintenance and quick interventions The accessory is intentionally lightweight and easy to manoeuvre during daily maintenance tasks, enabling swift removal of particles from weight stacks and pans without disassembly. Ergonomic handling minimises the risk of accidental knocks or slips near sensitive balances, while the brush design supports access to small grooves and recessed areas. This results in faster cleaning cycles and less downtime, contributing to a more efficient workflow in busy metrology environments. Reliability in supply and fit for professional environments The brush is supplied by a recognised manufacturer for weighing technology and suits workshops, service departments and calibration laboratories that require straightforward maintenance tools. Paired with Metav Werkzeuge’s role as a dependable distributor, this accessory supports a transparent supply chain and practical on-bench readiness. Investing in simple, purpose-built maintenance tools safeguards the performance of weighing equipment and complements broader quality-management measures. Contact Metav Werkzeuge to procure the KERN 318-270 dust brush for dependable maintenance of calibration weights or to request additional technical information Technical data Article number: 318 SKU: 318-270 Manufacturer: KERN GTIN: 4045761004146 Facts Weight: 0.01 kg Eclass: 21041109 Special features Suitable for cleaning calibration weights Rapid dispatch available via distributor FAQ How does this brush protect calibration accuracy? The brush removes dust and particles that can adhere to masses; using the KERN 318-270 dust brush helps maintain the declared mass values and stable measurement results. Is the brush suitable for all types of laboratory weights? The brush is intended for routine cleaning of calibration weights and standard weighing pans; compatibility with specialised mass geometries should be assessed case by case. Can the brush be used on balance pans without causing damage? Yes, the soft bristles are designed for gentle cleaning and avoid abrasive contact that could harm pans or plated surfaces. Manufacturer: KERN — Address: not specified — Contact: not specified