Solid Carbide Endmills G550 - Long Neck Square Type - 4F 鎢鋼平銑刀 - 長頸型 - 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, Copper, FRP, etc. . Toughness and reduction of vibration. . Available in various cut lengths. . Suitable for deep cutting application. Dia. CL EFF-L OAL Shank Flutes Order No. (d) (L1) (L2) (L) (D) (F) EPSBC4 EPSRC4 EPSRC404010U 4.0 4.0 10 50 6 4 EPSRC404012U 4.0 4.0 12 50 6 4 EPSRC404016U 4.0 4.0 16 50 6 4 EPSRC404020U 4.0 4.0 20 60 6 4 EPSRC404025U 4.0 4.0 25 60 6 4 EPSRC404030U 4.0 4.0 30 60 6 4 d EPSRC405016U 5.0 5.0 16 50 6 4 EPSRC405020U 5.0 5.0 20 60 6 4 L1 EPSRC405025U 5.0 5.0 25 60 6 4 EPSRC405030U 5.0 5.0 30 60 6 4 L2 EPSRC406020U 6.0 6.0 20 60 6 4 EPSRC406030U 6.0 6.0 30 75 6 4 EPSRC408020U 8.0 15.0 20 60 8 4 EPSRC408030U 8.0 15.0 30 75 8 4 L EPSRC408040U 8.0 15.0 40 100 8 4 15° EPSRC410025U 10.0 20.0 25 75 10 4 EPSRC410035U 10.0 20.0 35 100 10 4 EPSRC410045U 10.0 20.0 45 100 10 4 EPSRC412030U 12.0 25.0 30 75 12 4 EPSRC412040U 12.0 25.0 40 100 12 4 EPSRC412050U 12.0 25.0 50 100 12 4 D 30° Cutting conditions ( 建議切削參數表 ) : Table 037 ~ 038 d Tolerance Ø 0 ~ -0.02 A084