Toolant Four Spiral Flute Cobalt Step Drill Bit Set(Pro Max), 1/8-7/8(3pcs)
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. 34 TOTAL STEP SIZES – Includes from 1/8″ to 7/8″.