Sandvik CoroDrill 860-GM Solid Carbide Drill (720) X1BM 860.1-0770-063A1-GM 1 piece

Catalog number: 860.1-0770-063A1-GM Features: ●A new thinning shape that has low resistance and greatly reduces vibration when biting. ●It achieves high-precision hole quality even under unstable drilling conditions and also suppresses burrs at the time of exit. Applications: ●For drilling all work materials. ●For high-productivity, high-precision drilling. Specifications: ●Blade diameter (mm): 7.70 ●Groove length (mm): 84 ●Total length (mm): 126 ●Shank diameter (mm): 8 ●Tip angle (°): 140 ●Surface treatment: TiAlSiN+TiSiN ●Lubrication type: Internal lubrication ●Maximum machining depth (mm): 63 Material/Finish: ●Carbide (HC)