Solid Carbide Endmills G550 - Long Shank Corner Radius Type - 4F 鎢鋼圓鼻銑刀 - 長柄型 - 4 刃 . 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. . Corner radius with multiple flutes is suitable for general cutting and 3D milling. Corner Dia. CL OAL Shank Flutes Order No. Radius (d) (L1) (L) (D) (F) (R) EPCLC4 EPCEC404005U 4 0.5R 8 75 4 4 EPCKC404005U 4 0.5R 8 100 4 4 EPCLC403005U 3 0.5R 6 75 6 4 EPCLC403010U 3 1R 6 75 6 4 EPCLC404005U 4 0.5R 8 75 6 4 EPCLC404010U 4 1R 8 75 6 4 d R EPCLC405005U 5 0.5R 10 75 6 4 EPCLC405010U 5 1R 10 75 6 4 EPCLC406005U 6 0.5R 12 75 6 4 L1 EPCLC406010U 6 1R 12 75 6 4 EPCNC406005U 6 0.5R 12 100 6 4 EPCMC408005U 8 0.5R 16 75 8 4 EPCLC408005U 8 0.5R 16 100 8 4 EPCLC408010U 8 1R 16 100 8 4 L EPCLC408015U 8 1.5R 16 100 8 4 EPCLC410005U 10 0.5R 20 100 10 4 EPCLC410010U 10 1R 20 100 10 4 EPCLC410015U 10 1.5R 20 100 10 4 EPCLC410020U 10 2R 20 100 10 4 EPCNC410005U 10 0.5R 20 150 10 4 EPCLC412005U 12 0.5R 24 100 12 4 EPCLC412010U 12 1R 24 100 12 4 D EPCLC412015U 12 1.5R 24 100 12 4 EPCLC412020U 12 2R 24 100 12 4 EPCNC412005U 12 0.5R 24 150 12 4 EPCLC416010U 16 1R 32 150 16 4 EPCLC416020U 16 2R 32 150 16 4 EPCLC416030U 16 3R 32 150 16 4 Cutting conditions ( 建議切削參數表 ) : Table 051 d R Tolerance Ø < 3 0 ~ -0.03 3 ≦ Ø ≦ 10 0 ~ -0.04 Ø > 10 0 ~ -0.05 R ± 0.02 A102