BOSCH OEM 5 CORE BIT HC8075 PERCUSSION CARBIDE 1 PIECE – SPLINE SHANK. The item “BOSCH Rotary Hammer Coring Bit 5 Spline Shank” is in sale since Tuesday, May 31, 2016. This item is in the category “Business & Industrial\Light Equipment & Tools\Drills & Hammers\Bits, Chisels & Breaker Points”. The seller is “a-zequipment” and is located in Gilbert, Arizona. This item can be shipped to United States.