Bosch HCFC5011 1/2 in. x 16 in. x 21 in. SDS-Max SpeedXtreme Rotary Hammer Bit

Bosch SpeedXtreme SDS-max drill bits deliver 100% carbide heads with four-cutter design, making them the toughest, long-lasting bits for drilling in reinforced concrete and hard aggregate. The bits provide 5X life vs. competition. The bits are engineered using proprietary diffusion-bonding technology, which bonds carbide and steel at a molecular level.