how do you use an outside micrometer?

Precision blind‑hole inspection is facilitated by the combination of a self‑centring three‑point head, carbide measuring faces and an accuracy of ±0.005 mm; order the MS908.663 via Metav Werkzeuge or consult our advisors for specification support. MS908.663 — three‑point internal micrometer with self‑centring head and ±0.005 mm accuracy (Metav IndustryLine) A self‑centring three‑point internal micrometer MS908.663 designed for fast, repeatable measurement of blind holes in workshop and production environments. Self‑centring three‑point measuring head Accuracy ±0.005 mm for repeatable results Carbide measuring faces for long service life Delivered in a protective transport case Precise blind‑hole measurement with minimal operator error The three‑point measuring concept produces a natural centre‑finding action that stabilises the instrument inside a blind hole, reducing eccentricity and operator influence. With an analogue reading of 0.005 mm and an accuracy of ±0.005 mm, this gauge is suited to quality‑critical internal diameter checks where small deviations matter. The vernier‑style scale enables direct mechanical reading without reliance on batteries or electronics, supporting uninterrupted inspections on the shop floor. This combination of mechanical reliability and fine resolution promotes consistent pass/fail decisions during incoming inspection and first‑off checks. Built for demanding workshop use and long‑term repeatability Constructed with carbide measuring faces, the instrument resists wear in daily use and preserves measuring integrity over longer service intervals. The instrument’s physical length of 145 mm and measuring span of 100–125 mm places it in the standard measuring range for general machine‑shop applications, offering a practical balance between reach and rigidity. The robust design and hardened contact surfaces make the micrometer tolerant of routine handling; the supplied protective transport case reduces the risk of damage during storage and transit, keeping calibration stability intact. Practical advantages for process control and inspection routines Using a self‑centring, three‑point internal gauge streamlines internal diameter checks in blind holes, bores and recesses, enabling faster set‑ups at the bench or on the machine. The instrument’s repeatable seating and fine resolution help to reduce scrap and rework by catching dimensional drift earlier in the process. As an analogue instrument it integrates easily into established measurement routines and inspection sheets, while its mechanical simplicity minimises downtime compared with devices that rely on electronics. Typical applications and handling guidance The micrometer is intended for blind‑hole and internal diameter measurements in general engineering, toolroom checks and production quality control. For best results, ensure clean contact surfaces and a stable seating in the bore before taking a reading; the three‑point head will centre itself, but careful alignment reduces measurement scatter. Periodic verification against a gauge block or master ring is recommended to confirm ongoing accuracy and to schedule recalibration when necessary. The instrument’s durability and simple operation make it a practical choice for repetitive internal measurements on ferrous and non‑ferrous components. For reliable blind‑hole inspection with Metav IndustryLine precision, contact Metav Werkzeuge for purchase and expert advice by email at info@metav-werkzeuge.com or by telephone on +49 2822 7131930 Technical data Article number: MS908.663 Name: Three‑point internal micrometer Brand: Metav IndustryLine Type: Analogue internal measuring instrument Numbers / Core technical data Measuring range: 100–125 mm Measuring length: 145 mm Reading / Resolution: 0.005 mm Accuracy: ±0.005 mm Special features / Design Self‑centring three‑point measuring head Carbide measuring faces Delivered in a protective transport case Suitable for blind‑hole (blind bore) measurement FAQ How does the three‑point head help with blind‑hole measurement? The three‑point geometry of the MS908.663 automatically centres inside a blind hole, reducing eccentricity and improving repeatability of internal diameter readings. What level of accuracy and resolution can be expected? The instrument provides a resolution of 0.005 mm with an accuracy of ±0.005 mm, making it suitable for tight tolerance internal checks in production and workshop environments. Is the gauge suitable for frequent workshop use? Yes; the carbide measuring faces and robust mechanical construction are designed for daily inspection tasks and extended service life. Can this micrometer measure other internal features besides blind holes? While optimised for blind holes, the instrument can be used for internal diameter checks, recesses and similar internal features where the three‑point contact can seat reliably. What is included with the instrument on delivery? The MS908.663 is supplied complete with a protective transport case to protect the gauge during storage and transport. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Take advantage of the combination of compact design, repeatable self‑centring measurement and wear‑resistant carbide faces to maintain consistent bore quality in small components. Order the instrument directly via Metav Werkzeuge or consult our specialists for application advice. Three‑point internal micrometer MS908.653 — self‑centring three‑point head, carbide measuring faces (Metav IndustryLine) A Three‑point internal micrometer MS908.653 engineered for precise measurement of blind bores in workshop and quality‑control environments. Self‑centring three‑point measuring head Carbide measuring faces for wear resistance Precise range 12–16 mm with 0.004 mm accuracy Compact 80 mm body length for confined spaces Accurate measurements in confined bores The three‑point geometry provides a self‑centring effect that stabilises the measuring axis in blind holes, reducing eccentricity and improving repeatability. With a declared accuracy of 0.004 mm and a vernier reading increment of 0.005 mm, this analogue instrument delivers the fine mechanical resolution expected in micro‑component inspection. The design minimises operator variation by ensuring the measuring anvils expand symmetrically, which translates into faster decision‑making during incoming inspection or in‑process checks. Small format, specialist capability Classified in the Micro category (measuring range 12–16 mm), the tool combines a short 80 mm body length with a compact head that is easy to manoeuvre inside tight bores. The carbide measuring faces resist wear during repetitive use, extending the interval between maintenance cycles and preserving measurement integrity. An adjustment ring (size 16) allows repeatable pre‑settings for batch measurements, so set‑ups for small series or precision assemblies remain consistent without excessive rework. Built for blind‑hole tasks and straightforward handling Designed specifically for blind‑hole measurement, the three‑point micrometer eliminates the need for improvised measuring aids. Its analogue, non‑electronic construction favours robustness in workshop conditions and simplifies routine maintenance compared with electronic gauges. The combination of mechanical simplicity and the self‑centring head reduces measurement time and supports reliable dimensional control of bores used in bearings, housings and valve seats. Workshop integration and supplier confidence Metav IndustryLine supplies a practical measuring solution that fits established inspection routines and supports traceable quality processes. The instrument’s proven geometry and durable contact faces make it suitable for precision toolrooms and production lines where compact accuracy is required. For specification matching, calibration options and integration into existing quality workflows, Metav Werkzeuge acts as a single, reliable partner with rapid technical guidance and supply across Europe. Contact Metav Werkzeuge today for tailored technical advice and reliable supply of the MS908.653 three‑point internal micrometer via Metav Werkzeuge GmbH in Emmerich Technical data Article number: MS908.653 Brand: Metav IndustryLine Category: Messschrauben Facts Measuring range: 12.0–16.0 mm Measuring range (min): 12 mm Measuring range (max): 16 mm Body length: 80 mm Accuracy: 0.004 mm Reading increment: 0.005 mm Adjustment ring: 16 Special features Self‑centring three‑point head Carbide measuring faces Designed for blind‑hole measurement Analog/vernier design Compact micro‑class instrument FAQ What types of bores is this instrument intended for? This three‑point internal micrometer MS908.653 is designed for precise measurement of blind bores and internal diameters within its 12–16 mm range. How precise is the measurement and what resolution is readable? The instrument offers an accuracy of 0.004 mm with a vernier reading increment of 0.005 mm, providing fine mechanical resolution suitable for micro‑component inspection. Are the measuring faces durable for repetitive workshop use? Yes, the micrometer is fitted with carbide measuring faces to increase wear resistance during repetitive measurements and to maintain dimensional integrity. Is the micrometer suitable for small‑batch production set‑ups? Its compact 80 mm body and adjustment ring (size 16) enable repeatable pre‑settings, making the MS908.653 well suited to small series and frequent set‑ups. Can calibration or certification be arranged for this instrument? Calibration options and certificates can be arranged through Metav Werkzeuge; contact the supplier for available services and lead times. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Take advantage of the self-centring three-point system and interchangeable measuring insert for reliable blind-hole measurements; combined with carbide measuring faces and an accuracy of ±0.007 mm, this instrument supports consistent quality control. Order the (three-point internal micrometer MS908.667) directly via (Metav Werkzeuge) or ask our consultants if needed. Three-point internal micrometer MS908.667 — self-centring, interchangeable insert The three-point internal micrometer for precise measurement of blind bores in workshop and inspection environments, designed as a mechanical instrument for repeatable internal diameter checks. Self-centring three-point system Interchangeable measuring insert Carbide measuring faces for wear resistance High precision ±0.007 mm Reliable blind-bore measurement with minimal operator influence The three-point system centres automatically within blind bores, reducing alignment errors and giving a reproducible contact geometry; this produces consistent results when inspecting bores. With a reading resolution of 0.005 mm (vernier) and a stated accuracy of ±0.007 mm, the instrument narrows measurement uncertainty to a level suitable for many workshop and production control tasks. The effect is a measurable reduction in rework and faster go/no-go decisions on turning and drilling operations. Durable contact surfaces and easy servicing save time Hard-wearing carbide measuring faces extend service intervals and maintain measurement integrity under repeated use. The measuring insert is exchangeable, which simplifies maintenance and allows quick replacement of worn contacts without discarding the whole instrument. The mechanical construction is straightforward and low-maintenance compared with electronic systems, making it suitable for environments where robustness and simple servicing are priorities. Size and handling tuned to everyday workshop needs Classified in the standard measuring range (measuring range 200–225 mm), this device offers a practical balance of reach and stiffness for typical machine‑shop components such as housings, sleeves and medium-sized bores. The instrument’s overall length of 145 mm supports good accessibility in confined bores while remaining easy to handle during repeated checks. As an analogue instrument with a vernier readout, it performs reliably where electronic readouts are unnecessary or undesired. Confidence for quality control and process stability Intended for routine inspection and in-process checks, the micrometer’s self-centring action and robust contact faces reduce operator-dependent variation and increase throughput in batch inspection. The interchangeable insert concept supports lifecycle planning: wear parts can be stocked and replaced quickly to maintain traceable measurement performance. The device is suitable for blind-hole measurement tasks and integrates well into manual quality-control workflows where mechanical verifiability is required. Contact Metav Werkzeuge today for ordering details and specification advice on the Metav IndustryLine three-point internal micrometer MS908.667 and its spare measuring inserts Technical Data Article number: MS908.667 Manufacturer: Metav IndustryLine Category: Micrometers (internal micrometer) Facts Measuring range: 200–225 mm Reading / Resolution: 0.005 mm Accuracy: ±0.007 mm Overall length: 145 mm Display: analogue (vernier) Features & Delivery Self-centring three-point system Carbide measuring faces Interchangeable measuring insert Designed for blind bores (blind-hole measurement) Mechanical, analogue instrument FAQ How does the three-point centring reduce measurement error? The self-centring three-point mechanism distributes contact forces evenly; the three-point internal micrometer MS908.667 centres itself in the bore to reduce eccentricity and improve repeatability. Can the measuring faces be replaced when worn? Yes — the instrument is fitted with an exchangeable measuring insert, so worn carbide faces can be renewed without replacing the entire micrometer. Is the reading digital or mechanical? The device uses a mechanical vernier readout with a reading resolution of 0.005 mm, offering a robust, electronics-free solution for workshop environments. For which bore types is this instrument intended? It is designed specifically for blind bores; the three-point configuration ensures reliable contact geometry in such applications. What is the measuring range and typical accuracy? The measuring range is 200–225 mm and the stated accuracy is ±0.007 mm, suitable for standard workshop inspection tasks. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Take advantage of self‑centring three‑point measurement and carbide measuring faces for consistent, reproducible results in blind‑hole bores; the interchangeable measuring inserts allow flexible adaptation across the nominal range. Order the instrument directly via Metav Werkzeuge or consult our specialists for application advice. Three‑point internal micrometer MS908.668 — self‑centring, carbide faces (Metav IndustryLine) The MS908.668 is a three‑point internal micrometer for accurate measurement of blind‑hole bores in workshop and inspection environments. Self‑centring three‑point measuring head Carbide measuring faces for wear resistance Interchangeable measuring inserts Delivered in protective case Faster, repeatable centring in blind‑hole measurement The self‑centring three‑point measuring head significantly reduces setup time when inspecting blind‑hole bores. By contacting the bore with three equidistant measuring points the instrument centres itself automatically, which improves repeatability compared with two‑point probes and speeds up routine checks. The analogue mechanism keeps the operation straightforward for technicians and maintenance staff who require reliable results without complex electronics. Metrology performance you can rely on Designed for industrial use, the instrument offers a stated accuracy 0.007 mm and a resolution 0.005 mm, values that make it well suited for quality control in machining and assembly. These specifications mean the device detects small deviations while providing a clear mechanical indication of the measurement. The combination of robust mechanical gearing and a clear, fine graduation supports precise readings under standard workshop conditions, helping to maintain product tolerances and reduce the risk of costly rework. Durable contact surfaces and flexible inserts The measuring faces are carbide tipped to resist wear during frequent use, preserving the nominal geometry and ensuring long‑term stability. Interchangeable measuring inserts permit adaptation across the stated measuring span so one instrument can cover a range of bore diameters without compromising accuracy. Supplied in a protective case, the tool is ready for transport to the machine or for storage in an inspection cabinet, keeping the measuring faces protected between uses. Trusted partner for precision tasks As part of the Metav IndustryLine range, this three‑point internal micrometer benefits from the supplier’s focus on accessibility and reliability. Metav’s approach to precision brings workshop‑grade metrology within reach, backed by a broad product portfolio and proven logistical support from Emmerich. The instrument suits metrology labs, maintenance teams and production lines that prioritise consistent centring, wear resistance and straightforward operation. For expert advice or to purchase the Metav IndustryLine three‑point internal micrometer MS908.668 with interchangeable inserts and carbide faces, please contact Metav Werkzeuge for tailored assistance and fast supply Technical data Article number: MS908.668 Brand: Metav IndustryLine Category: Messschrauben Numbers / Facts Measuring range: 225–240 mm Resolution (reading): 0.005 mm Accuracy: 0.007 mm Length: 145 mm Analogue instrument Special features / Versions Self‑centring three‑point measuring head Carbide measuring faces Interchangeable measuring inserts Suitable for blind‑hole bores Supplied in protective case FAQ What measuring range does the instrument cover? The MS908.668 three‑point internal micrometer covers a measuring span from 225 mm to 240 mm as delivered. Is this tool suitable for blind‑hole measurements? Yes; the three‑point, self‑centring design is specifically intended for reliable measurement of blind‑hole bores. Can the measuring inserts be replaced to adjust for different bore sizes? Interchangeable measuring inserts are provided, allowing the instrument to be adapted across its nominal measuring span. How precise are the readings from this analogue instrument? The instrument provides a resolution of 0.005 mm with a stated accuracy of 0.007 mm, suitable for workshop and production quality checks. Are the measuring faces durable under regular workshop use? The contact points are carbide tipped to increase wear resistance and maintain geometric integrity over extended use. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Take advantage of the combination of precise 0.004 mm accuracy, a self‑centring three‑point measuring head and carbide measuring faces for consistent blind‑hole measurement; order directly via Metav Werkzeuge or contact the consultancy team for tailored advice. MS908.656 Three‑Point Internal Micrometer — Self‑centring, 25–30 mm range (Metav IndustryLine) A three‑point internal micrometer designed for accurate measurement of blind holes and restricted bores in the 25–30 mm range, combining a compact form with stable contact geometry. Three‑point self‑centring measuring head Measuring range 25–30 mm Carbide measuring faces for wear resistance Analogue drive with 0.005 mm resolution Consistent results for blind‑hole inspection The instrument's self‑centring three‑point system guarantees repeatable contact with bore surfaces, reducing setup variance and rework in production inspection. The compact contact geometry suits restricted bores where standard callipers cannot reach, while the analogue drive and fine spindle allow controlled approach to the measuring surfaces. This configuration translates directly into fewer rejected parts and more reliable pass/fail decisions on the shop floor. Precision that meets workshop demands With a documented accuracy of 0.004 mm and a readable resolution of 0.005 mm, the device sits between general workshop tools and high‑precision instruments. The mechanical design and robust spindle ensure stable readings even in routine quality control. For applications that require exact internal diameters in small assemblies, this micrometer provides a balance of sensitivity and practical handling without invoking complex electronic systems. Durable contact surfaces for long service life The measuring faces are made from carbide, offering superior wear resistance under frequent use and abrasive conditions. That hard contact material preserves the reference geometry over many cycles and keeps measurement uncertainty low. An adjustment ring marked 25 assists with quick reference when setting or checking the nominal diameter, making repetitive tasks more efficient and less error‑prone. Compact format for fine mechanical work Classified in the micro range by its 25–30 mm span, the tool is ideal where small, precise components are involved. The short overall length supports handling in confined environments and maintains torsional stiffness for reliable contact pressure. As an analogue internal measuring instrument, it offers familiar operation for technicians while delivering the benefits of a three‑point system designed specifically for blind‑hole measurement. For precise and repeatable blind‑hole measurement, contact Metav Werkzeuge to request the Metav IndustryLine three‑point internal micrometer MS908.656 or to speak with a specialist at info@metav-werkzeuge.com / +49 2822 7131930 Technical Data Article number: MS908.656 Name: Three‑point internal micrometer Manufacturer: Metav IndustryLine Facts Measuring range: 25–30 mm Resolution: 0.005 mm Accuracy: 0.004 mm Length: 90 mm Special features Self‑centring three‑point measuring head Carbide measuring faces Analogue micrometer design Adjustment ring marked 25 Suitable for blind‑hole measurement FAQ What measuring range does this instrument cover? The three‑point internal micrometer MS908.656 covers a measuring range of 25–30 mm, suited to small‑bore and blind‑hole applications. Is this micrometer suitable for blind‑hole measurement? Yes, the self‑centring three‑point system of the Metav IndustryLine three‑point internal micrometer is specifically designed to measure blind holes and restricted bores reliably. What accuracy and resolution can be expected? The instrument provides an accuracy of 0.004 mm with an analogue readable resolution of 0.005 mm, offering precise control for workshop inspections. Are the measuring faces durable for repeated use? The measuring faces are made of carbide, ensuring wear resistance and long‑term stability of the contact geometry under frequent measurement cycles. How is the instrument adjusted for repetitive tasks? An adjustment ring marked 25 is provided for quick reference and repeatable setting when working with the same nominal diameters. Is this a digital instrument? No, the MS908.656 is an analogue internal micrometer, combining mechanical reliability with a fine spindle for controlled readings. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Combine reliable self‑centring measurement with a 250–275 mm measuring range and interchangeable measuring inserts for consistent, repeatable bore checks; order the instrument directly via Metav Werkzeuge or consult their specialists for application advice. Three‑point internal micrometer MS908.669 — self‑centring bore micrometer, 250–275 mm (Metav IndustryLine) The Three‑point internal micrometer MS908.669 is a self‑centring bore micrometer designed for precision measurement of blind holes in machining and workshop quality control. Self‑centring three‑point measurement Measuring range 250–275 mm Accuracy ±0.007 mm Interchangeable measuring insert Accurate bore measurement where alignment matters The three‑point design provides a self‑centring contact with the bore, which reduces alignment error and speeds up set‑up when checking blind holes. With a stated accuracy of ±0.007 mm and an analogue reading step of 0.005 mm, the instrument delivers reproducible results for routine quality checks. The mechanical nonius format keeps the workflow straightforward and avoids dependencies on batteries or electronics, supporting continuous shop‑floor operation. Robust construction for workshop use Classified within the standard range for workshop micrometres, the device covers 250–275 mm, a span that balances reach and stiffness for typical machine‑shop components. The measuring faces are made of carbide, improving wear resistance when probing machined bores. The interchangeable measuring insert system allows quick replacement of worn or specialised tips, extending the instrument’s service life and adapting it to specific bore geometries. Practical handling to reduce cycle time Designed for efficient operation, the instrument’s three‑point geometry centres itself in the bore and thus shortens measurement cycles compared with multi‑step setups. The analogue format is tactile and direct, providing immediate feedback during measurement. Supplied in a protective case for secure transport, the tool is ready for use at different workstations and is dimensioned to be handled easily by one operator for most inspection tasks. Reliable data for consistent quality control Used within a production or inspection routine, the micrometer supports fast go/no‑go decisions and reduces rework by providing consistent internal diameter readings. The combination of a defined measuring range, carbide contact faces and an exchangeable insert system means fewer interruptions for maintenance and predictable measurement behaviour over time. The instrument is especially well suited to blind‑hole verification in component production, jig making and fitting operations. Contact Metav Werkzeuge today to discuss how the MS908.669 can be integrated into existing inspection routines or to arrange a tailored measurement solution from their Emmerich facility Technical data Article number: MS908.669 Product type: Three‑point internal micrometer Brand: Metav IndustryLine Facts Measuring range: 250–275 mm Measuring range (min): 250 mm Measuring range (max): 275 mm Accuracy: ±0.007 mm Reading increment: 0.005 mm Length: 145 mm Special features Self‑centring three‑point measurement Carbide measuring faces Interchangeable measuring insert Suitable for blind‑hole bores Supplied in protective case Analogue mechanical instrument FAQ What measuring range does the instrument cover? The instrument covers a measuring range of 250–275 mm, intended for medium‑sized bores in workshop use. Is the device suitable for blind‑hole measurements? Yes, the three‑point, self‑centring geometry is specifically designed for reliable measurement of blind holes. What accuracy and resolution can be expected? The micrometer offers an accuracy of ±0.007 mm with an analogue reading increment of 0.005 mm. Can the measuring faces be replaced or adapted? The instrument features an interchangeable measuring insert, and the measuring faces are carbide for long service life. How is the product delivered and how is it identified? The tool is supplied in a protective case and is listed as MS908.669 from Metav IndustryLine Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Take advantage of the combination of compact, workshop‑grade precision and robust design for repeatable blind‑hole measurement; the self‑centring three‑point contact and hardened measuring faces deliver reliable results across production and maintenance tasks. Order the instrument directly via Metav Werkzeuge or consult our advisors for application guidance. Three‑point internal micrometer MS908.657 (Metav IndustryLine) — Self‑centring, 30–40 mm The Three‑point internal micrometer MS908.657 is a mechanically driven measuring instrument intended for precise internal diameter checks, especially blind‑hole applications in fine mechanical and light industrial environments. Self‑centring three‑point contact system Measurement range 30–40 mm Hardened measuring faces for durability Precision designed for blind‑hole measurement The three‑point geometry provides self‑centring contact inside blind holes, ensuring that the contact points align automatically with the bore axis and thereby reduce eccentricity errors. With an accuracy of ±0.004 mm and a mechanical reading of 0.005 mm, this analogue measuring instrument translates fine thread motion into dependable metrology results without electronic dependence. The three‑point contact method also helps to average minor surface irregularities, which can reduce rework and speed up routine inspection tasks, making it suitable for both small series production and maintenance checks. Compact format for fine mechanical work Classified in the Mikro range (measurement span up to 100 mm), the instrument’s 30–40 mm span and overall length of 97 mm offer a favourable balance between reach and stiffness. This makes the device well suited to precision tasks where space is limited, such as watch and instrument repair, small housings and insert fittings. The hardened measuring faces increase wear resistance and preserve measurement consistency over long service intervals, so that calibration intervals remain predictable and downtime is minimised. Workshop‑ready robustness and simple handling The analogue design emphasises mechanical reliability: a clear adjustment ring (setting ring 40) allows quick pre‑setting and repeatable contact positioning, while the compact construction withstands everyday workshop handling. Delivered in a protective case for transport, the micrometer is prepared for secure storage and movement between benches or sites. The instrument’s straightforward operation and sturdy build lower the barrier to consistent metrology in production, inspection and maintenance workflows while keeping measurement practice transparent and traceable. Contact Metav Werkzeuge today for tailored application advice on the Metav IndustryLine Three‑point internal micrometer MS908.657 and ensure the right fit for blind‑hole inspection in your workshop Technical data Article number: MS908.657 Manufacturer: Metav IndustryLine Product type: Three‑point internal micrometer Suitable for: Blind‑hole measurement Core data Measurement range: 30–40 mm Length: 97 mm Accuracy: ±0.004 mm Reading (resolution): 0.005 mm Adjustment ring: 40 Mechanical type: Analogue Special features Self‑centring three‑point contact Hardened measuring faces Delivered in protective case for transport Suited to fine mechanical and light industrial use FAQ What makes the three‑point contact better for blind holes? The three‑point geometry centres itself in the bore and averages contact positions; the MS908.657 uses this principle to reduce eccentricity and provide stable internal diameter readings for blind‑hole applications. What accuracy and resolution can be expected from this instrument? The instrument offers an accuracy of ±0.004 mm with a mechanical reading of 0.005 mm, giving precise analogue measurement suitable for production checks and workshop inspection. Is the device suitable for watchmaking and small parts? Yes. With its compact dimensions and classification in the Mikro range, the micrometer is well adapted to fine mechanical work, small housings and components where a short, stiff measuring span is required. Are the measuring faces wear‑resistant? The micrometer is supplied with hardened measuring faces, which increases durability and helps maintain measurement consistency over extended use. Does the delivery include a protective case? The instrument is supplied in a protective case for transport and secure storage, making it straightforward to move between benches or sites. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com

Compact, self‑centring three‑point internal micrometre with a 6.0–8.0 mm measuring range and high mechanical resolution; the MS908.650 combines precise blind‑hole measurement with hardened measuring faces and a fine 0.001 mm reading—Order the three‑point internal micrometre directly via Metav Werkzeuge or ask our consultants if needed Three‑point internal micrometre MS908.650 — self‑centring, 6.0–8.0 mm range Three‑point internal micrometre MS908.650 delivers reliable blind‑hole measurement for precision workshops and production lines Self‑centring three‑point contact Measuring range 6.0–8.0 mm Resolution 0.001 mm reading Hardened measuring faces (HM) Precision where blind‑hole bores matter The self‑centring three‑point contact mechanism ensures coaxial alignment inside blind holes, reducing measurement variability compared with two‑point probes. With a measuring range of 6.0–8.0 mm and an analogue vernier controlled fine adjustment, this instrument is optimised for small‑diameter bores where repeatability is critical. The device’s geometry minimises radial play so that each measurement reflects the actual bore diameter rather than positioning error, which is particularly valuable in small‑component assembly and quality control workflows. Exceptional reading and repeatability for workshop standards Equipped with a mechanical reading division of 0.001 mm, the instrument offers a fine visual resolution while the stated accuracy of ±0.004 mm provides a clear performance expectation for routine inspections. The analogue vernier design gives tactile feedback during measurement, enabling experienced operators to control contact force intuitively. This combination of high resolution and guaranteed accuracy supports process control in machining and metrology tasks where small deviations can affect assembly fit or functional tolerances. Durable contact faces for industrial use The micrometre is fitted with hardened measuring faces (HM) to withstand repeated contact with workpiece surfaces and abrasive contaminants found in production environments. These robust faces preserve the geometry of the contact points over long service intervals, which reduces drift and the need for frequent re‑profiling. In practice, hardened faces extend usable life and maintain measurement integrity when inspecting ferrous and non‑ferrous components during serial production. Designed for blind‑hole measurement and simple handling Specifically configured for blind‑hole bores, the three‑point contact and compact body (length 54.5 mm) permit access to confined features that larger gauges cannot reach. The instrument includes an adjustment ring (setting ring 6) that allows controlled extension of the contact arms, making it suitable for varied hole depths within the stated range. Its compact, mechanically driven construction requires no batteries and integrates easily into inspection benches, making it a practical choice for laboratories and on‑shop measuring stations where robustness and low maintenance are priorities. Contact Metav Werkzeuge today to discuss how the MS908.650 can be integrated into existing inspection routines or to request tailored advice from our technical consultants Technical data Article number: MS908.650 Manufacturer: Metav IndustryLine Type: Three‑point internal micrometre Facts Measuring range: 6.0–8.0 mm Length: 54.5 mm Reading increment: 0.001 mm Accuracy: ±0.004 mm Adjustment ring: 6 Special features Self‑centring three‑point contact Hardened measuring faces (HM) Analogue vernier reading Suitable for blind‑hole bores Category: Messschrauben FAQ What measurement range does this instrument cover? The MS908.650 covers a measuring range of 6.0–8.0 mm, optimised for small blind‑hole bores. Is the device suitable for repetitive production checks? Yes, the MS908.650 is designed for workshop and production use with hardened measuring faces and a robust three‑point contact that supports repeatable inspections. What level of accuracy and resolution can be expected? The instrument provides a reading increment of 0.001 mm and a stated accuracy of ±0.004 mm, suitable for demanding quality control tasks. Can the micrometre measure deep blind holes? The compact length (54.5 mm) and the adjustment ring (6) make the MS908.650 appropriate for many blind‑hole depths within its 6.0–8.0 mm range. Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com