Carbide-tipped twist drills

Catalog-No.
71380
  • web thinning ≥ Ø 11.000
  • facet point grind
  • carbide tipped
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
  • spring steel
  • chilled cast iron over 300 Brinell
  • pure molybdenum
  • hard bronzes
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