Winning Bore Cobalt Step Drill 4-22mm Titanium Coating CSD-22T 1 piece

Catalogue number: CSD-22T Features: ●Spiral grooves for improved sharpness. ●Unique cutting blade configuration provides outstanding performance. ●One tool can drill holes of different diameters. ●Can drill holes accurately without wobbling. ●Can be used for multiple purposes such as deburring, widening holes, and chamfering. ●No center punch required. Applications: ●Iron 2mm or less, stainless steel 1.6mm or less, aluminum, copper, plywood, plastic, etc. ●Electrical and electrical installation work. ●Automobile repair, sheet metal. ●Hobbies, DIY, etc. Specifications: ●Step width (mm): 6 ●Number of steps (steps): 10 ●Number of blades (pieces): 2 ●Shank shape: Hexagonal shaft (6.35mm) ●Shank diameter (mm): 6.35 ●Drilling dimensions (φ): 4, 6, 8, 10, 12, 14, 16, 18, 20, 22 ●Total length (mm): 85 ●Surface treatment: Titanium coating ●Drilling dimensions (φmm): 4, 6, 8, 10, 12, 14, 16, 18, 20, 22 Material/Finish: ●Cobalt high speed steel Set contents/Accessories: ●None