Drill Bit 1/2"" X 18"" Bell Hanger is made of High Speed Steel. These drill bits can drill through wood and metal.
Features: - Fish Hole In Flute For Pulling Wire
- Special Point For Fast Drilling In Wood & Metal.
- Tapering For Quick Chip Clearance
- Suitable for Telephone Installation, Burglar Alarms, Wire & Cable Applications
- Available in Bright Finish