Bulldog Xtreme, 5/16" x 4" x 6", SDS-Plus, Carbide, Rotary Hammer Drill Bit, Carbide Percussion Bit, 4X Life In Rebar & 40% More Life In Concrete Than Competitive Full Head Carbide Bits, Optimized For Heavy Duty Rotary Hammers, Less Carbide Wear Than 2 Cutter Means End User Is More Productive With Each Bit, No Jamming When Hitting Rebar, Diffusion Bonding Technology Provides Stronger Carbide Bond For A Longer Lasting Bit, 4X Longer Life In Rebar Versus Standard SDS-Plus Bit, Wear Mark Assures Accuracy Of Hole Diameter, Centric Conical Tip Guides Bit Through Concrete & Provides Rounder Holes, 5/16" Diameter, 4" Flute Length, 6" Overall Length, 4" Useable Length.
