2-12 Aluminum with Silicon more than 12%
Solid Carbide
15 degree spiral for Blind Holes
Form C: 2~3 chamfering.
Tolerance: ISO 2-6H
Bright
15 degree spiral for Blind Holes
Form C: 2~3 chamfering.
Tolerance: ISO 2-6H
Bright
Best Art. No. in normal stock: DIN 371: 4558
Other Art. No. for Best recommendation: DIN371: B4558
*Please refer to BOSS DIN CATALOGUE for Specification and Technical Data*


