Pin bore

Drill for Pin bore


Drawing No: 250744/000644
Costumer reference: Audi 
Tool application: Cylinder head


8H7 Index hole for mounting pins
of “Haube”
Work piece material: AlSi10Mg3Cu
Tool type: Dandia® helix fluted reamer
Cutting data:

15.000 RPM
8.000 mm/min
30 bar coolant pressure

Tool life: More than 200.000 holes

Tool benefits:

Optimum roundness and
surface quality Due the high feed
rate save cycle time High tool life

Drill for Pin bore

n = 15.000 Rpm
f = 8.000 mm/min