This combination drill bit is used to create 10-32 threads in metal. It can also be used to repair worn or damaged existing threads. The drill bit has 3 parts: a drill bit at the front, a tap in the mid-point, and a counter-sink on the back. This allows you to drill a new hole, taps the threads, then countersink the opening in a single pass. Please drill slowly and ensure that you keep the drill straight during this process.
- Works on aluminum, brass, copper, mild steel, and plastic surfaces
- For up to 10 gauge sttel
- High-speed steel construction
- 1/4" hex shank
Type: Drill Bit Tap
Tap Size: 10-32
