- Self-starting point eliminates starter holes or punches
- Double-fluted design for balanced cuts and cooler operation
- 1 inch long shank
- Unique titanium coating extends drill life six times longer than other step drills
- Drill Diameter: 1/4 to 1-1/8 inches
- Number of Hole Sizes: 16
- Size Increments: 1/16 inches
- Step Thickness: 1/16 inches
- Shank Diameter: 3/8 inches