ALPEN 2-blade spiral step drill, 37mm, cobalt high speed steel, 72600729, 1 piece

Catalog number: 72600729 Features: ●By using cobalt high speed steel as a material, it achieves both stable workability and long life. Application: ●Cutting material: Iron (4 to 6 mm) Specifications: ●Step width (mm): 3.7 ●Number of steps (steps): 11 ●Shank diameter (mm): 10 ●Drilling dimensions (φ): 6, 9, 12, 15.2, 18.5, 20.4, 22.5, 26, 28.3, 30.5, 38 ●Total length (mm): 100 ●Surface treatment: Non-coated ●Non-coated Material/Finish: ●Cobalt high speed steel