Solid Carbide Endmills H650 - High Helix & Long Shank Square Type - 4F 鎢鋼平銑刀 - 高導長柄型 - 4 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. . UMG Carbide with Incredible toughness and wear resistance at hi speeds. . Good surface and long tool life. . The coating can change to SICO, the prices will differ. Dia. CL OAL Shank Flutes Order No. (d) (L1) (L) (D) (F) EHSLH4 EHSMH4 EHSEH403000A 3.0 8 75 4 4 EHSKH403000A 3.0 8 100 4 4 EHSNH4 EHSJH404000A 4.0 10 60 4 4 EHSEH404000A 4.0 10 75 4 4 EHSKH404000A 4.0 10 100 4 4 EHSMH406000A 6.0 15 60 6 4 d EHSLH406000A 6.0 15 75 6 4 EHSNH406000A 6.0 15 100 6 4 EHSMH408000A 8.0 20 75 8 4 L1 EHSLH408000A 8.0 20 100 8 4 EHSNH408000A 8.0 20 150 8 4 EHSLH410000A 10.0 25 100 10 4 EHSNH410000A 10.0 25 150 10 4 EHSLH412000A 12.0 30 100 12 4 L EHSNH412000A 12.0 30 150 12 4 EHSLH416000A 16.0 35 150 16 4 EHSLH420000A 20.0 45 150 20 4 D 65 Cutting conditions ( 建議切削參數表 ) : Table 011 d Tolerance Ø ≦ 12 0 ~ -0.02 Ø > 12 0 ~ -0.03 A025