Solid Carbide Endmills H650 - Long Neck Square Type - 2F 鎢鋼平銑刀 - 長頸型 - 2 刃 . ARCO coating provides a superior wear resistance. Solid Carbide Endmills . 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) EHSBC2 EHSRC2 EHSRC206020A 6.0 10.0 20 60 6 2 EHSRC206030A 6.0 10.0 30 75 6 2 EHSRC208020A 8.0 15.0 20 60 8 2 EHSRC208030A 8.0 15.0 30 75 8 2 EHSRC208040A 8.0 15.0 40 100 8 2 EHSRC210025A 10.0 20.0 25 75 10 2 d EHSRC210035A 10.0 20.0 35 75 10 2 EHSRC210045A 10.0 20.0 45 100 10 2 L1 EHSRC212030A 12.0 25.0 30 75 12 2 EHSRC212040A 12.0 25.0 40 100 12 2 L2 EHSRC212050A 12.0 25.0 50 100 12 2 L 15° D 30° 65 Cutting conditions ( 建議切削參數表 ) : Table 012 ~ 014 d Tolerance Ø 0 ~ -0.02 A031