Starrett Diamond Tipped Glass Drill Bit

High performance hole saws for drilling small diameter holes in many non-metallics. These diamond edge hole saws are produced with a uniform coating of synthetic diamond grit bonded to a durable steel platform. Diamond edge saws produce clean, accurate cuts on brick, glass, ceramic tiles and stone.Able to cut rapidly through porcelain, glass, ceramics, brick and stone Perfect for kitchen and bathroom installations Smooth surface finish Drive arbor and drill not required Maximum cutting depth of 30mm (1.3/16”;)