Tile

WSB Wet Stone Bit

The COOLMAN WSB Diamond Stone Bit (Wet) is a braze-welded diamond drill bit designed for wet drilling in porcelain tiles, marble, granite, quartz, and general ceramic tiles. Available in diameters from 6mm to 75mm with a maximum drilling depth of approximately 35mm, it is compatible with standard Round or Triangle shank electrical and cordless drills. Ideal for creating clean, accurate holes for plumbing fittings, electrical conduits, sanitary accessories, and anchor points without chipping or cracking the tile surface.