ALPEN 2-blade spiral step drill, 12mm, cobalt high speed steel, 72600412, 1 piece

Catalog number: 72600412 Features: ●By using cobalt high speed steel as a material, it achieves both stable workability and long life. Application: ●Cutting material: Iron (4-6mm) Specifications: ●Step width (mm): 4 ●Number of steps (steps): 9 ●Shank diameter (mm): 6 ●Drilling dimensions (φ): 4, 5, 6, 7, 8, 9, 10, 11, 12 ●Total length (mm): 65 ●Surface treatment: Non-coated ●Non-coated Material/Finish: ●Cobalt high speed steel