Diteq 4-1/2in C-34 Arix Dry Core Bits

C-34 Arix dry Bits. Designed to be used wet or dry on hand-held drills. Arix technology provides faster cutting and longer life. For use on concrete with light to medium rebar. Aggressive segment design grips surface to prevent slippage for faster hole starting. Diagonal cut-out openings allow air flow for ample cooling without compromising bit strength. Turbo barrel design for smoother drilling. Arix? technology gives you maximum productivity with the lowest possible cost per inch /foot cut. Diamonds are individually placed in strategic positions to maximize cutting performance.