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USER GUIDE
Endmill Shank Styles
Shank Diameter (d) l min. Recommended MILLING INSERTS
Cylindrical
l 10 1.5xd
16 1.5xd
20 1.5xd
25 1.5xd
d
32 1.5xd
40 1.5xd
Weldon 12 45
l 16 48
20 50
25 56
d 32 60
40 70
50 80
Combined Shank (Clarkson)
l 16 39
20 —
25 53
d 32 54
40 75
Morse
l
CM 2 64.0
CM 3 81.0
CM 4 102.5
Bridgeport
l
101.6
Face Mill Arbor Hole Styles
Da E d1 d2 d3 a b
Style A Da
a
b
E 16 19 13.5 8.4 5.6
22 20 18 — — 10.4 6.5
27 23 38 12.4 7.0
d1
Style B Da
a
b
E 22 20 31 10.9 6.5
27 25 38 — — 12.4 7.0
32 25 46 14.4 8.0
40 33 56 16.4 9.0
d1
Style C d2 Da
a
b
E 40 33 65 66.7 — 16.4 9.0
60 38 — 101.6 — 25.7 14.0
d1
Style D
d3 d2 Da
a
b
60 38 — 101.6 177.8 25.7 14.0
E
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