ZELCAN 4M35-01 - Cobalt Steel 1 19 Sizes, 3/16" to 1-3/8"

Say goodbye to frustration and hello to efficiency with Zelcan's step drill bit! Engineered with four razor-sharp cutting blades, our step drill bit effortlessly cuts through the toughest surfaces, delivering swift and seamless drilling every time. Our 19 sizes step bit offers a comprehensive solution to your drilling needs, featuring diameters ranging from 3/16" to 1-3/8". Crafted from durable high-speed steel with a titanium coating, it ensures superior hardness for faster cutting and long-lasting performance, even in tough conditions. Plus, our four-spiral flute design prevents chip clogging, so you can work efficiently without interruption. Whether you're working with metal or other materials, Zelcan's step drill bit delivers precision and reliability. Specifications: Material: HSS, Titanium Coating Hardness: 65-69 HRC Blades: 4 Shank Type: 2/5" Tri-Flat Shank (10 mm) Sizes: 3/16", 9/32", 3/8", 7/16", 17/32", 5/8", 11/16", 25/32", 7/8", 29/32", 31/32", 1", 1-1/16", 1-1/8", 1-5/32", 1-7/32", 1-9/32", 1-5/16", 1-3/8" Length: 3.8 in. (9.7 cm) Weight: 7.7 oz. (218 g) Package List: 1x Step Drill Bit 1x Storage Case