1-3/8" Self Feed Bit, 1/2" Shank

The self feed bit is designed for drilling holes through wood for pipe and conduit installation. The threaded screw point provides the self feed action and the outlining spurs create the diameter of the hole. The bit features a shank with three flats for reduced slippage under load.

Features:

• 1-3/8" self feed bit, 1/2" shank
• Outlining spurs accurately define hole diameter
• Threaded screw point pulls the bit into the work providing a fast and easy to use self feeding action
• Heavy duty 1/2" shanks have three milled flats for secure gripping by drill chuck
• For use by plumbers, electricians and other tradesmen for boring holes for pipe and conduit installation in wood