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MILLING
DRILLING
TAPPING
ROTARY TOOLING
THREAD MILLS
INDEXABLE INSERTS

Milling
4-Flute 30 deg. Helix

Mill Diameter Shank Diameter Length of Cut (LOC) Overall Length (OAL) Square End Corner Radius (±.001)
(D1) (D2) (L1) (L2) R.008 R.010 R.020 R.030 R.060 R.090
1/161/41/8 2-1/4 GM639004
1/161/43/16 2-1/4 GM649004
1/16 1/8 3/16 1-1/2 GM153004
1/8 1/4 1/4 2-1/4 GM639008 GM639901
1/8 1/4 1/2 2-1/4 GM649008 GM649901
1/81/81/2 1-1/2 GM153008
1/81/83/4 2-1/4 GM207008
3/16 1/4 3/8 2-1/2 GM639012 GM639903 GM639904
3/16 1/4 5/8 2-1/2 GM649012 GM649903 GM649904
3/163/165/8 2 GM153012
3/163/163/4 2-1/2 GM207012
1/4 1/4 1/2 3 GM639016 GM639905 GM639906
1/4 1/4 3/4 3 GM649016 GM649905 GM649906
1/41/43/4 2-1/2 GM153016
1/4 1/4 1-1/8 3 GM207016 GM212016 GM212901
5/16 5/16 1/2 3 GM639020 GM639907 GM639908
5/16 5/16 13/16 3 GM649020 GM649907 GM649908
5/16 5/16 13/16 2-1/2 GM153020
5/16 5/16 1-1/8 3 GM207020 GM212020 GM212902 GM212903
3/8 3/8 5/8 3 GM639024 GM639910 GM639911 GM639912
3/8 3/8 1 3 GM649024 GM649910 GM649911 GM649912
3/83/81 2-1/2 GM153024
3/8 3/8 1-1/8 3 GM207024 GM212024 GM212905 GM212906
7/16 7/16 1 4 GM153028 GM649028 GM649916 GM649917
1/2 1/2 5/8 4 GM639032 GM639913 GM639914 GM639915
1/2 1/2 1 4 GM649032 GM649913 GM649914 GM649915
1/21/21 3 GM153032
1/2 1/2 2 4 GM207032 GM212032 GM212908 GM212909 GM212910
5/85/81-1/4 3-1/2 GM153040
5/85/82-1/4 5 GM207040
3/43/41-1/2 4 GM153048
3/43/42-1/4 5 GM207048
111-1/2 4 GM153064
112-1/4 5 GM207064

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