Solid Carbide Endmills G550 - Anti-Vibration Square Type - 4F 鎢鋼平銑刀 - 抗震不等型 - 4 刃 . UNICO Coating provides superior wear resistance and reduces the coefficient of friction. Solid Carbide Endmills . Suitable for HRC 30 to HRC 55 Ordinary Steel, Alloy Steel, Cast Iron, Heat-Resistant Steel, etc. . Unequal axis and sophisticated geometry design provides outstanding Anti-vibrations capabilities. Dia. CL OAL Shank Flutes Order No. (d) (L1) (L) (D) (F) EPSSD4 EPSSD405000U 5 13 50 6 4 EPSSD406000U 6 13 50 6 4 EPSSD408000U 8 16 60 8 4 EPSSD410000U 10 20 75 10 4 EPSSD412000U 12 24 75 12 4 EPSSD416000U 16 30 100 16 4 d L1 L D Cutting conditions ( 建議切削參數表 ) : Table 028 d Tolerance Ø ≦ 12 0 ~ -0.02 Ø > 12 0 ~ -0.03 A069