Bosch Rotary Hammer Drill Bit Set HCFC2011B10 3 16 Inch SDS Plus 10 Pack Full Carbide Head Bits (6 1 2 Length Concrete Rebar Anchoring Tool) Planer and ceramic surfaces using handheld and ceramic surfaces using handheld drill drivers Plastic Conduit Assembled Weight 4 The Bosch HCFC2011B10 3 16 Inch SDS Plus Bulldog Xtreme Rotary Hammer Drill Bits 10 Pack Full Carbide Head Concrete Rebar 6 1 2 Inch delivers specialized masonry percussive excavation utility and exceptional structural hole roundness efficiency across demanding commercial foundations and engineering worksites Solid Full Carbide Head: 100% solid tungsten carbide block face maintains aggressive percussive cutting speeds when encountering heavy reinforcing iron grids