6-60mm Step Drill Bit 12.5mm/0.5” Shank 4241 HSS Spiral Groove Drill Bit for Wood, Plastic, Thin Metal Sheet

Manufacture Country: China DIY Supplies : Tiling Type : Core Drill Bit 6-60mm Step Drill Bit, 12.5mm/0.5” Shank 4241 HSS Spiral Groove Drill Bit for Wood, Plastic, Thin Metal Sheet One drill bit for drilling multiple hole sizes from 6 to 60mm (1/4” to 2-1/3”) Made of 4241 high speed steel with Spiral Groove design, the step drill bit is not easily broken compared to regular twist drill bits Suitable for drilling acrylic, PVC, wood, aluminum and iron sheets up to 5mm (0.2”) in thickness. Ideal For DIY, home and construction work 250-400 RPM for prolonged use Automatically deburr holes while drilling to keep the drill bit clean Product Name: 6-60mm HSS Spiral Groove Step Drill Bit Material: 4241 High Speed Steel Number of Steps: 12 (6, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60mm) Shank Diameter: 12.5mm (1/2”) Recommended Rotation Speed: 250-400 RPM Item Size: 6.5 x 6.5 x 10.5cm/2.56” x 2.56” x 4.13” Item Weight: 598g/1.32lbs Package Includes: 1 x Step Drill Bit