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USER GUIDE
INDEXABLE DRILLS
Indication of Drill Head Wear
Wear Limit Vibration Noise Drastically Increases
.008-.012”
Power Restriction
P (1) Px1.25 (2)
Drilling Limitations
0
(1) New drilling head
(2) Worn-out drilling head
Diameter Change Surface Finish Declines
Ø > D nominal + .006"
D nominal
Ø < D nominal - .0012"
Ra
87
