Solid Carbide Endmills H650 - Long Neck ∙ Square ∙ 2F .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. Order No. Dia. CL EFF-L OAL Shank Flutes(d)(L1)(L2)(L)(D)(F) EHSRC 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 P M K N S H 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 L1 EHSRC210045A 10.0 20.0 45 100 10 2 EHSRC212030A 12.0 25.0 30 75 12 2 L2 EHSRC212040A 12.0 25.0 40 100 12 2 EHSRC212050A 12.0 25.0 50 100 12 2 L 15° D (h6) Cutting conditions : Table 018 ~ 020 d Tolerance ✽ is ARCO Coating d ≤ 12 0 ~ -0.02 is SICO Coating d > 12 0 ~ -0.03 A039