Solid Carbide Endmills G550 - Long Neck ∙ Corner Radius ∙ 2F . UNICO Coating provides superior wear resistance and reduces the coefficient of friction. . Suitable for HRC 30 to HRC 55 Ordinary Steel, Alloy Steel, Cast Iron, Heat-Resistant Steel, etc. . Available in various cut lengths. . Corner radius with long neck are suitable for deep general cutting and 3D milling. Order No. Dia. (d) CornerRadius(R)CL(L1)EFF-L OAL Shank Flutes(L2)(L)(D)(F) EPCRC EPCRC20400113U 4.0 0.1R 4.0 13 50 6 2 EPCRC20400116U 4.0 0.1R 4.0 16 60 6 2 EPCRC20400120U 4.0 0.1R 4.0 20 60 6 2 P M K N S H EPCRC20400125U 4.0 0.1R 4.0 25 60 6 2 ● ● ● ○ EPCRC20400130U 4.0 0.1R 4.0 30 75 6 2 EPCRC20400135U 4.0 0.1R 4.0 35 75 6 2 d R EPCRC20400213U 4.0 0.2R 4.0 13 50 6 2 L1 EPCRC20400216U 4.0 0.2R 4.0 16 60 6 2 EPCRC20400220U 4.0 0.2R 4.0 20 60 6 2 L2 EPCRC20400225U 4.0 0.2R 4.0 25 60 6 2 EPCRC20400230U 4.0 0.2R 4.0 30 75 6 2 EPCRC20400235U 4.0 0.2R 4.0 35 75 6 2 EPCRC20400313U 4.0 0.3R 4.0 13 50 6 2 EPCRC20400316U 4.0 0.3R 4.0 16 60 6 2 L 15° EPCRC20400320U 4.0 0.3R 4.0 20 60 6 2 EPCRC20400325U 4.0 0.3R 4.0 25 60 6 2 EPCRC20400330U 4.0 0.3R 4.0 30 75 6 2 EPCRC20400335U 4.0 0.3R 4.0 35 75 6 2 EPCRC20400513U 4.0 0.5R 4.0 13 50 6 2 EPCRC20400516U 4.0 0.5R 4.0 16 60 6 2 EPCRC20400520U 4.0 0.5R 4.0 20 60 6 2 EPCRC20400525U 4.0 0.5R 4.0 25 60 6 2 D(h6) EPCRC20400530U 4.0 0.5R 4.0 30 75 6 2 EPCRC20400535U 4.0 0.5R 4.0 35 75 6 2 EPCRC20401013U 4.0 1.0R 4.0 13 50 6 2 EPCRC20401016U 4.0 1.0R 4.0 16 60 6 2 EPCRC20401020U 4.0 1.0R 4.0 20 60 6 2 EPCRC20401025U 4.0 1.0R 4.0 25 60 6 2 EPCRC20401030U 4.0 1.0R 4.0 30 75 6 2 EPCRC20401035U 4.0 1.0R 4.0 35 75 6 2 Cutting conditions : Table 057 d Tolerance d≤6 0 ~ -0.02 6 < d ≤ 12 0 ~ -0.03 d > 12 0 ~ -0.04 R Tolerance R<2 ±0.015 R≥2 ±0.020 A127