Description

Jobber drill with cyl. shank Design: Sturdy, powerful model with precision ground point and excellent thermal resistance. Application: Especially for acid and heat resistant as well as austenitic steels, for high strength and short chipping steels from 900 N/mm² strength as well as for special alloys like Hastelloy®, Inconel® and Nimonic®. Angle of rake larger than normal (38°). Normal core thickness.

Specifications

Beschichtung	TiN
DIN	DIN 338
Ø h8	4,0 mm
Durchmesser	4 mm
F	0,125 mm/U
Stähle bis 850 N/mm²	35
Stähle bis 1000 N/mm²	18
Stähle bis 1400 N/mm²	15
Stähle bis 42 HRC	13
Rost- und säurebeständige Stähle (INOX)	18
Gusseisenwerkstoffe	40
Al, Al- und Mg-Leg.	70
Kupfer, Messing, Bronzen	63
Gesamtlänge	75 mm
Spirallänge	43 mm
Spitzenwinkel	118 °