MAPAL MEGA-Countersink (COS110) Unequally divided 3-blade 60° COS110-1000-334C-SP348 1 piece

Catalog number: COS110-1000-334C-SP348 Features: ●Unequally divided blade (patent pending) significantly reduces cutting resistance and prevents burrs and thread damage. ●Suppresses vibration and improves surface roughness and roundness. Applications: ●Workpiece: carbon steel, alloy steel, stainless steel, cast iron, light alloy. Specifications: ●Effective blade diameter (mm): 10.0 ●Tip diameter (mm): 2.5 ●Total length (mm): 50 ●Shank diameter (mm): 6 ●Tip angle (°): 60 ●Surface treatment: Special Tin coating ●3-blade Material/Finish: ●High-speed steel (HSS)