18mm Machine Reamer H7 Form B HSS‑Co Right‑Hand Spiral Fluted Morse Taper Shank — For Through and Blind Holes in Steel, Non‑Ferrous Metals and Plastics - TECWERK

Take advantage of the combination of HSS‑Co construction, DIN 208 H7 accuracy and a Morse taper (MT2) shank for consistent, production‑ready hole finishing; order the TECWERK machine reamer directly via Metav Werkzeuge or consult the Metav team for application advice.

TECWERK Machine reamer DIN 208, Form B, 18 mm — HSS‑Co, H7, MT2

TECWERK Machine Reamer DIN 208 Form B 18 mm is a precision finishing tool for producing accurate holes in steel, non‑ferrous metals and plastics with a Morse taper mounting for secure machine use

*HSS‑Co for high cutting performance *DIN 208 form B with H7 tolerance *Morse taper MT2 shank for secure mounting *Suitable for steel, non‑ferrous metals and plastics

Consistent tolerance for precision assembly

The tool is engineered to deliver the H7 tolerance required for interference and sliding fits, which reduces rework and ensures repeatable assembly results. Conformance to DIN 208 means the geometry and dimensions follow an established standard, simplifying process planning and inspection. By using a dedicated finishing tool rather than undersized drilling and hand‑reaming, production processes benefit from fewer rejects and predictable clearance values. The combination of defined geometry and a standard tolerance class supports reliable interchangeability in serial production.

Durable HSS‑Co body for long tool life

Constructed from HSS‑Co, the reamer provides improved wear resistance over conventional high‑speed steels while maintaining toughness for interrupted cuts. The material choice reduces flank wear and extends service intervals, supporting steady machining output in mixed‑material shops. The tool’s spiral flutes with a left‑hand helix optimise chip control and surface finish in both through and blind holes, lowering the need for secondary deburring. For fabricators working with steel, aluminium alloys or engineering plastics, this construction balances cutting performance with durability to keep throughput consistent.

Machine compatibility and secure mounting

The integrated Morse taper MT2 shank ensures stable seating in machine spindles and taper adaptors, which reduces runout and improves concentricity during reaming. Right‑hand cutting geometry combined with the spiral flute design facilitates smooth cutting action and reliable chip evacuation, translating to improved surface integrity and dimensional accuracy. The taper mounting also simplifies tool changes on centre lathes, milling machines or dedicated reaming fixtures, enhancing machine utilisation and reducing setup time between operations.

Production benefits and process reliability

Using a purpose‑made reamer for finishing holes minimises cumulative tolerance build‑up from drilling and subsequent operations. The tool delivers a fine bore quality that can cut cycle times by avoiding manual finishing steps and lowers scrap rates through stable hole geometry. For jobbing shops and contract manufacturers, the predictable performance aids planning and cost control: fewer corrective operations, consistent part interchangeability and reduced inspection overhead. If further process data or test recommendations are required, the Metav technical team is available to advise on feeds, speeds and clamping to match workshop conditions.

For reliable precision with TECWERK reamers, contact Metav Werkzeuge for technical advice and availability at info@metav-werkzeuge.com or +49 2822 7131930

Technical Data

• Article number: 2000865764NW
• Label: Maschinenreibahle DIN 208 H7 Form B D.18mm HSS‑Co MK2 TECWERK
• Manufacturer: TECWERK

Facts

• Diameter: 18 mm
• Tolerance: H7
• Shank: MT2
• Packaging unit: 1

Special features

• Material: HSS‑Co
• Standard: DIN 208
• Form: B
• Right‑hand cutting
• Spiral fluted with left‑hand helix
• For through and blind holes in steel, non‑ferrous metals and plastics
• Morse taper shank (MT2)

FAQ

What tolerance does the reamer achieve?
The reamer is manufactured to produce holes to H7 tolerance in accordance with DIN 208, ensuring consistent fits for assembly operations.

Which materials can be machined with this tool?
The tool is suitable for steel, non‑ferrous metals and plastics, with the HSS‑Co construction offering improved wear resistance across these materials.

What shank does the tool use and how is it mounted?
The reamer uses a Morse taper MT2 shank for secure mounting in compatible machine spindles or adaptors, improving concentricity and reducing runout during finishing.

Is the reamer intended for through holes, blind holes, or both?
The spiral flute design and geometry make the tool appropriate for both through and blind holes, delivering good chip evacuation and fine surface finish.

TECWERK: Manufacturer/Responsible: NORDWEST Handel AG, Robert‑Schuman‑Straße 17, 44263 Dortmund