No refunds or exchanges. In factory packaging, no box, opened.
- Single-flute cutting edge for greater control through steps
- SpeedPoint tip penetrates fast and helps prevent walking
- Hex shank helps prevent slipping in the drill chuck
- IRWIN Unibit step drill bits are ideal for drilling holes into thin materials, such as stainless-steel, copper, brass, aluminum, plastic and laminates
- Drills 7/8-inch and 1-1/8-inch holes