Irwin 39105 Wood Installer Drill Bit, 5/16" Roll Valley as it will void the

as it will void the warranty

Won't scratch or mark

Suitable for both carpet and hard floors

and/or adverse health effects

Rx style hub sold separately

Irwin 39105 Wood Installer Drill Bit, 5/16" Roll Valley as it will void theHighlights: Diameter: 5 16" Shank Size: 0. 285" Overall Length: 18" Hole in flute aids pulling wire. Constructed of premium alloy steel for boring into a variety of materials including wood, plaster, and metal lath Special 82 degree point for fast boring Wire hole at the tip of the bit makes it easy to pull wire through walls, ceilings, and floors Ideal for installation of small wire for telephones, cable, TV, computers, and security systems Pouched