Solid Carbide Endmills H700 - High Helix & Short Flute Square Type - 4F / 6F / 8F 鎢鋼平銑刀 - 高導短刃型 - 4/6/8 刃 . SICO Nano coating provides a superior wear and heat resistance. Solid Carbide Endmills . Suitable for HRC 50 and over HRC 50 Hardened Steel, also maximum up to HRC 65. . Greater shearing action results in increased speeds and feeds and faster stock removal. . Prevents clogging of the flutes. . The coating can change to TOP ARCO, the prices will differ. EHSPS4 Dia. CL EFF-L OAL Shank Flutes Order No. (d) (L1) (L2) (L) (D) (F) EHSUS4 EHSUS6 EHSPS401000S 1 1.5 2.5 50 4 4 EHSPS402000S 2 3.0 5.0 50 4 4 EHSUS8 EHSUS403000S 3 4.5 7.5 50 6 4 EHSUS404000S 4 6.0 10.0 50 6 4 EHSUS405000S 5 7.5 12.5 50 6 4 EHSUS606000S 6 9.0 15.0 50 6 6 d EHSUS608000S 8 12.0 20.0 60 8 6 EHSUS610000S 10 15.0 25.0 75 10 6 EHSUS612000S 12 18.0 30.0 75 12 6 L1 EHSUS816000S 16 24.0 40.0 100 16 8 L2 EHSUS820000S 20 30.0 50.0 100 20 8 L D 65 Cutting conditions ( 建議切削參數表 ) : Table 002 d Tolerance Ø ≦ 12 0 ~ -0.02 Ø > 12 0 ~ -0.03 A009