- 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.
- DIMENSION - Includes from 7/8" to 1-3/8". Popular Size 7/8", 1-1/8", 1-3/8" labeled.
- WARRANTY - If you are not fully satisfied for any reason, please contact us for 100% refund or replacement.