Use the Switchblade Selfeed bit, made with hardened steel for long life, to drill holes in all types of wood for pipe, vents, gas lines and bulk wire routing. Made with plumbers, HVAC contractors, and electricians in mind, it's an innovative replaceable blade system that provides maximum productivity by eliminating downtime and the cost to resharpen. The bit's aggressive feed screw design pulls through the wood fast for faster drilling. Comes standard with a second replacement blade allowing the bit to cut like new again. Size and model number are engraved on each bit. Includes: (1) Switchblade Selfeed bit, (2) replaceable blades, (2) feed screws, (2) set screws, and (1) hex wrench.

• Drill holes in all types of wood for pipe, vents, gas lines, and bulk wire routing
• Each bit comes standard with a second replacement blade
• Replaceable blade