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Blue ring, HSS-Co, type B
Prime quality for application in series production. Ultra-modern manufacturing technology for maximum productivity.
Through hole for steel
Field of Application:
Screw tap for metric ISO thread DIN 13
Up to M 10 DIN 371 (reinforced shaft)/from M 12 DIN 376 (with thin shaft)
- Special groove geometry for low-friction chip removal
- Designed for long-chipping materials
- TiN (titanium nitride) coating to prevent formation of built-up edges, inhibits adhesion of material
- Coating ensures a smoother surface in the groove and in the thread profile
- Surface smoothing ensures reduced torque
- Cutting speed vc = 10-20 m/min
- Use of cooling emulsion 6-8 %, or alternatively oil cooling
Field of use
- Steels up to 1000 N/mm²; structural and case-hardening steels, spheroidal graphite iron, black malleable iron
Select RAL-colour code
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