AccuDrill Wet Porcelain Tile Drill Bits Bundle BIK
2 x 6/8mm, 1 x 16mm, 30mm, 40mm Wet Porcelain Tile Drill Bits - Hollow Wet Drilling System plus Guide Plate. Drill bits 6mm up to 125mm that are designed to drill perfect holes into very hard stone material such as porcelain tiles, granite, marble as well as softer materials like ceramic tiles and glass. Although diamond can be expensive it is only substance hard enough to grind holes into modern stoneware routinely used in commercial buildings and now domestic projects like bathroom and kitchens.
Warning: Use with cordless power tools to avoid electrocution