This product is easy to use.This product is highly durableThis product is manufactured in China18" long, 1/4" diameter, .230" shankHole in flute (head) makes it easy to pull wires through hole in wallBoring action is faster, smoother, cleaner in most every material encountered in wiring installationsLonger flute section for deeper boringSpecial flute finishing process assures quick chip removal, no clogging, no binding
Irwin 1/4" x 18" Installer Drill Bits 39104
Brand: Irwin Tools, Model: 39104, Color: na, Size: 1