Straight shank short step drills

Catalog-No.

89254

Connection code machine side: DIN 6535-HE

web thinning ≥ Ø 3.400 • facet point grind • very high torsional stability • for CNC- and NC machines • for tapping size holes to DIN 336 • for countersinking 90° acc. to through holes to DIN EN 20273, series medium • f dependent on small diameter • vc dependent on large diameter

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

cast steel, grey cast iron, chilled cast iron • Mn hard steels, bronzes • light and non-ferrous metals • abrasive materials (AlSi alloys) • fiber reinforced plastics • duroplastics that cause wear on lands and cutting edges

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