- 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: 1/2 to 1 inches
- Number of Hole Sizes: 8
- Size Increments: 1/16 inches
- Step Thickness: 1/8 inches
- Shank Diameter: 3/8 inches
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