Quick helix reamers

Catalog-No.

72690

Connection code machine side: straight shank

with tapered chamfer lead, appr. 1/6 of the cutting edge length
the special geometry of the tool requires an increase the reaming oversize of the hole by 50 to 100%
> Ø 3.75 mm with internal centres on both ends
the feed rate should be 50% higher than with all other reamers
for tensile strengths up to a max. 1000 N/mm²

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