#3 Step Drill 1/4"-3/4" X 16ths
- Single cutting edge creates perfectly round holes.
- Can be used on metal, plastic and other thin materials.
- Each step is marked for easy hole size selection.
- Made of high speed molybdenum steel.
- Heat treated and tempered for long life.
- Perfect for drilling grommet holes for installation of wire, control cables or antenna leads.
- Automatically deburrs top side of hole.
- 1/4" quick change hex shank.