Designed for plumbers and electricians. Self feed boring bits for plumbing and electrical contractors. Heat treated special steel alloy for maximum wear resistance with areplaceable feed screw that easily pull the bit through the material.Drill large diameter holes in wood for piping and conduit.
Each bit includes allen wrench and extra feed screw.
WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood.