UNIKA Step Drill Quattro SPQ-412 SPQ-412 1 piece

Catalog number: SPQ-412 Features: ●Heat-resistant titanium coating ensures a long life. Applications: ●Cutting materials: thin steel plate/aluminum (up to 2 mm), stainless steel (up to 2 mm), wood, plastic, etc. Specifications: ●Step width (mm): 4 ●Number of steps (steps): 9 ●Shank shape: hexagonal shaft ●Shank diameter (mm): 6.35 ●Drilling dimensions (φ): 4, 5, 6, 7, 8, 9, 10, 11, 12 ●Total length (mm): 75 ●Blade diameter (mm): 12 ●Surface treatment: heat-resistant titanium coating, 4 blades ●Compatible models: rechargeable impact driver ●Surface treatment: heat-resistant titanium coating Material/Finish: ●Cobalt high-speed steel