Solid Carbide Endmills M500 - Near Center Design ∙ Ball Nose ∙ 3F / 4F . For high temperature alloy and high hardened steel machining. . Reach to center and near to center flutes design, significantly improves the tool life and surface finish in profile milling. . ARCO coating provides a superior wear resistance. Radius Dia. CL OAL Shank Flutes Order No. (R) (d) (L1) (L) (D) (F) ESBHS ESBHS342000A 1R 2 2 50 4 3 ESBHS302000A 1R 2 2 50 6 3 ESBHS303000A 1.5R 3 3 50 6 3 P M K N S H ESBHS344000A 2R 4 4 50 4 3 ● ● ● ● ○ ESBHS304000A 2R 4 4 50 6 3 ESBHS406000A 3R 6 6 50 6 4 R ESBHS408000A 4R 8 8 60 8 4 ESBHS410000A 5R 10 10 75 10 4 L1 ESBHS412000A 6R 12 12 75 12 4 ESBHS416000A 8R 16 16 100 16 4 L D (h6) Cutting conditions : Table 070 R Tolerance R≤3 ±0.015 R>3 ±0.020 A171