Diablo Rotary Hammer Core Bit DMAPLCC1030 1 3 8 Inch Carbide Tipped Thin Wall Cutter (SDS Plus 3 Depth Concrete Brick Block Conduit Drilling) Annular Cutters Rigging and Confined Space Pulling: Rigging and Confined Space Pulling: Pulling Engineered with a premium high torque motor linked natively to a 2 blade cutterhead running double edge carbide inserts The Diablo DMAPLCC1030 1 3 8 Inch SDS Plus Carbide Tipped Thin Wall Core Bit delivers professional grade mechanical penetration rates when boring clean utility pathways through structural concrete Fast Cut Thin Wall Design: Minimizes mechanical drag and surface resistance to deliver rapid drilling speeds and smooth tracking in tough aggregate materials