Solid Carbide Endmills H650 - Long Neck Square Type - 4F 鎢鋼平銑刀 - 長頸型 - 4 刃 . ARCO coating provides a superior wear resistance. . Suitable for HRC 50 and over HRC 50 Hardened Steel, also maximum up to HRC 65. . Long neck design is suitable for Rib cutting. . The coating can change to SICO, the prices will differ. Dia. CL EFF-L OAL Shank Flutes Order No. (d) (L1) (L2) (L) (D) (F) EHSBC4 EHSRC4 EHSRC404010A 4.0 4.0 10 50 6 4 EHSRC404012A 4.0 4.0 12 50 6 4 EHSRC404016A 4.0 4.0 16 50 6 4 EHSRC404020A 4.0 4.0 20 60 6 4 EHSRC404025A 4.0 4.0 25 60 6 4 EHSRC404030A 4.0 4.0 30 60 6 4 d EHSRC405016A 5.0 5.0 16 50 6 4 EHSRC405020A 5.0 5.0 20 60 6 4 L1 EHSRC405025A 5.0 5.0 25 60 6 4 EHSRC405030A 5.0 5.0 30 60 6 4 L2 EHSRC406020A 6.0 6.0 20 60 6 4 EHSRC406030A 6.0 6.0 30 75 6 4 EHSRC408020A 8.0 15.0 20 60 8 4 EHSRC408030A 8.0 15.0 30 75 8 4 L EHSRC408040A 8.0 15.0 40 100 8 4 15° EHSRC410025A 10.0 20.0 25 75 10 4 EHSRC410035A 10.0 20.0 35 100 10 4 EHSRC410045A 10.0 20.0 45 100 10 4 EHSRC412030A 12.0 25.0 30 75 12 4 EHSRC412040A 12.0 25.0 40 100 12 4 EHSRC412050A 12.0 25.0 50 100 12 4 D 30° 65 Cutting conditions ( 建議切削參數表 ) : Table 015 d Tolerance Ø 0 ~ -0.02 A034