Toolant Four Spiral Flute Cobalt Step Drill Bit Impact Ready Unibit Hex Shank
Toolant Four Spiral Flute Cobalt Step Drill Bit(Pro Max), 1/4″-3/4″ Impact Ready Unibit Step Drill Bit, 1/4 Hex Shank Step Bits for Metal, Stainless Steel, Aluminum, Wood, Plastic. FOUR SPIRAL FLUTE – Four cutting blades design guarantees a faster and smoother cutting. Feels like a hot knife through butter! TiAlN COATING – With 89HRC surface hardness, harder materials can be cut and higher cutting speeds can be achieved. M35 COBALT HSS STEP DRILL – Prefect for 1/8(3mm) thick Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets. 12 STEP SIZES – Includes 3/16″, 1/4″, 5/16″, 3/8″, 1/2″, 9/16″, 5/8″, 11/16″, 13/16″, 7/8″.