Premium Turbo diamond Core bit for concrete, brick, block, tile, hard stone, granite and marble. Fast Cutting. Comes conveniently on a 5/16″ shank to be used in almost any hand drill.
These stone coring drill bits make quick work of most stone. This bit is designed for; Marble, Limestone, Slate, Granite, Travertine Flagstone, brick, block, and quartz.
Comes with 1/4″ carbide pilot bit and cooling holes.
Cutting depth: 1-1/2″ min; 1-3/4″ Max