Twist drills

Catalog-No.
229
Web thinning ≥ Ø 8.500 • relieved cone • improved chip fracture thanks to special chip braker • especially suitable for rotary transfer machines
P M K N S H
ISO code

P Steel, high-alloyed steel
M Stainless steel
K Grey cast iron, spher, graphite/mall. cast iron
N Aluminium and other non-ferrous metals
S Special, super and titanium alloys
H Hardened steel and chilled cast iron
On the following programme pages you will find for every tool recommendations regarding suitability for the application groups and details of max. tensile strength and harness:
optimal suitability
limited suitability
long chipping materials
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