Page 81 - HOLE MAKING CATALOG p001-148
P. 81
Regrinding Instructions USER GUIDE INDEXABLE DRILLS
Regrinding Instructions for ICM Geometry
Regrinding Instructions for ICK Geometry
After each grinding operation, rotate the drill After each grinding operation, rotate the drill
180° and repeat the grinding procedure. 180° and repeat the grinding procedure.
1 Primary Clearance 1 Primary Clearance
2 Secondary Clearance 2 Secondary Clearance
DAT DAT
20° 20°
20° 20°
3 Chisel 3 Chisel
4 Edge Preparation
A-A
20°
t±0.02 4 Edge Preparation
T-Land
T D Range A-A
0.05 8-11.99 R=0.03-0.05 mm
0.07 12-15.99
0.08 16-19.99
0.1 20-25.99
0.12 26-32.99
Regrinding Instructions for ICP Geometry
After each grinding operation, rotate the drill
180° and repeat the grinding procedure.
1 Primary Clearance
2 Secondary Clearance
DAT
20°
20°
3 Chisel
4 Edge Preparation
A-A
R=0.03-0.05 mm
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