Positive square inserts with 4 helical cutting edges for90 shoulder milling

Designation INSL S APMX ap
(min)
ap
(max)
fz
(max)
fz
(min)
Tough ‹————› Hard
Grade & Vc Click on grade for cutting speed value
SEMT 1304 PETR-M 13.68 4.76 11.00 3.30 8.80 0.180 0.090 TT8020 TT8080 TT8525B TT7080 TT9030 TT9080 TT6080 TT2510
SEMT 1304 PETR-ML 13.68 4.76 11.00 3.30 8.80 0.140 0.070 TT8080 TT9080
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