MAPAL MEGA-Countersink (COS110) Unequally Divided 3-Blade 4.0 COS110-0430-335C-SP345 1 Piece

Catalog number: COS110-0430-335C-SP345 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: ●Cutting materials: carbon steel, alloy steel, stainless steel, cast iron, light alloy. Specifications: ●Effective blade diameter (mm): 4.3 ●Tip diameter (mm): 1.3 ●Total length (mm): 40 ●Shank diameter (mm): 4 ●Tip angle (°): 90 ●Number of blades (pieces): 3 ●Surface treatment: Special Tin coating ●Cutter tip angle (°): 90 ●Number of blades: 3 ●3 blades ●Tip angle: 90° ●Surface treatment: Special TiN coating Material/Finish: ●High speed steel (HSS)