Bosch HC8550 4 In. x 12 SDS max® Rotary Hammer Core Bit

Wave design transfers energy to bit more effectively for up to 40 percent faster drilling versus previous design Carbide-tipped centering bit Asymmetrical carbide teeth for faster cutting, longer life All-in-one core transmits power directly to the end of the bit Maximum core size is 2-5/8 In. deep, Weight: 4.36 Pounds, Manufacturer: Bosch