UNIKA Step Drill Quattro SPQ-633ST SPQ-633ST 1 piece

Catalog number: SPQ-633ST Features: ●Heat-resistant titanium coating ensures a long life. Applications: ●Cutting materials: thin steel plate/aluminum (up to 2 mm), stainless steel (up to 1.5 mm), wood, plastic, etc. Specifications: ●Step width (mm): 4 ●Number of steps (steps): 14 ●Shank shape: straight ●Shank diameter (mm): 10 ●Drilling dimensions (φ): 6, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33 ●Total length (mm): 100 ●Surface treatment: heat-resistant titanium coating, 4 blades ●Blade diameter (mm): 33 ●Compatible models: electric drills (600 W or more) ●Surface treatment: heat-resistant titanium coating Material/Finish: ●Cobalt high-speed steel