


4-Flute - Single End (Multiple-Helix Center Cutting Corner Radius) List #. Description. 492-MH 4-Flute Single End-Premium Micro-Grain 10% Cobalt Multiple Helix, Corner Radius TIALN Coated Carbide End Mills (Made in Korea) 492-MHF 4-Flute Single End-Premium Micro-Grain 10% Cobalt Multiple Helix, Corner Radius TIALN Coated With Flat Carbide End ...