Norseman 214 All Purpose Heavy Duty Masonry Drill Bit, 5/16x1/4" Diameter, 4" Length

Norseman 214 All Purpose Heavy Duty Masonry Drill Bit, 5/16x1/4" Diameter, 4" Length

Carbide tipped, hardened steel bodies (3/8" diameter and smaller), 6% cobalt carbide grade, lifetime tip warranty against braze failure, and slow spiral. Black surface finish with bronze colored tip. Recommended for both impact and rotary use. Especially suited for drilling 2500-5000 psi concrete.