Irwin UNIBIT HSS Step Drill Enlarging Bits
- Specialty step drill designed to machine a large number of different hole diameters with a single tool.
- Single cutting edge creates perfectly round holes in metal, plastic, and wood without center punching.
- For use with thin materials.
- Two general variations are available for either self-starting holes or for enlarging existing holes.
- Single flute design helps to ensure perfectly round holes in a wide range of ferrous, non-ferrous and non-metallic materials.
Features:
- Right hand (clockwise rotation) cutting direction.
- Multi-step design with progressively larger holes.
- Self-starting or hole enlarging styles.
- Single Flute.
- Hardness: 58 to 60 RC
For more info, visit www.p65warnings.ca.gov.
