Machine tap, left-hand thread HSS-E 6H nitrided and vaporised
- Flank angle: 60 °
- Thread standard: DIN 13
- Taper lead form: B
- Shank: Plain shank with h9
- Application for type of drilling: up to 3×D for through holes
With strong spiral point. Guide section with oil grooves, but without chip flutes.
Particularly strong, optimal self-guidance and no recutting when reversed.