Best 5 inch core drill bit
Bosch 5-Inch x 17-Inch x 22-Inch SDS-Max Rotary Hammer Core Bit, HC8575Wet Drill Core Bits for Hard Concrete, Granite, Brick, and Block - 5" Diameter 1-1/4"-7 Threaded #30/40 Diamond GritsConcord Blades CBD05000HP 5 Inch Laser Welded Dry/Wet Diamond Core Drill BitBosch HC8570 5-Inch X 12-Inch Sds-Max Rotary ...