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High-Performance Thread Mills
Selection Guide • Solid Carbide Thread Mills
 22, 23,
24, 25 26, 27,
28
39.1,
41.2
Y69 Y77
Y71 Y77
Y73 Y77
 Y75 Y78
 Y76 Y78



33, 34,
35 36 37 Hardened
49–55
39.1,
41.2
31, 32 26, 27,
28
22, 23,
24, 25
H
38.1, 38.2,
40.1, 40.2,
41.1
21
20
S
14.1, 14.2, 15, 16,
14.3, 14.4 17, 18, 19
N
K
13.2
12, 13.1 5, 9,
10, 11
M
1, 2, 3,
4, 6, 7
P



widia.com
recommended
cutting
page(s) parameters

recommended
cutting
page(s) parameters
Y70 Y77
Y72 Y77
Y74 Y78
Y67
Mills
Stainless
21 
20

14.1, 14.2, 15, 16,
14.3, 14.4 17, 18, 19
  13.2
Steel
37 12, 13.1 36 33, 34,
35 5, 9,
10, 11
31, 32 1, 2, 3,
4, 6, 7
H
38.1, 38.2,
40.1, 40.2,
41.1
S
N
K
M
P