Irwin 5026015 Rotary Slow Spiral Masonry Drill Bits, 1/2X6X3/8 default-free-shipping-over-35 For 1-3/8" door thickness

For 1-3/8" door thickness

It also sports a quick-and-easy

Eliminating floor imperfections

Size: 8" x 19"

Eliminates oil and scum lines

Irwin 5026015 Rotary Slow Spiral Masonry Drill Bits, 1/2X6X3/8 default-free-shipping-over-35 For 1-3/8" door thickness"Irwin" Masonry Drill Bits 1 2" x 6" Nickel plated for fast, smooth performance Carbide tip can be used for rotary and hammer drilling applications also for deep drilling Rotary slow spiral masonry bit Carbide tipped masonry drill bit Specially designed carbide tip for rotary hammer drill applications Bits 7 16" and larger have reduced shanks Slow spiral for quick, easy debris removal Reduced Shank Carded WARNING: Cancer and Reproductive Harm www.