Step Bit, Diameters: 7/8" - 1-3/8"", Shank Size: 1/4, Made in the USA, Appropriate Use: Mild Steel, Copper, Brass, Aluminum, Wood, Plastic & Laminates, Maximum Cutting Depth: 10 Gauge. **Optimized for cordless drills in high speed**
- Diameter: 1 1/8 in
- Diameter: 1 in
- Diameter: 1 1/4 in
- Diameter: 1 3/8 in
- Diameter: 22 mm
- Type: Step Bit
- Material: Steel
- Diameter: 7/8 in