CRL 5/16" x 4" Duo-Bit Masonry Drill - 6070
A significant breakthrough in carbide tipped masonry bits, CRL's Duo-Bit Masonry Drill Bits work in two ways. They can be used in rotary drill or hammer drill applications. The carbide tip is brazed to the drill shaft for smooth turning and fast penetration in all masonry materials. Available in four diameters, and up to 12" (305 mm) in length.