AS TOOL CENTER 4x Tile Cutter Diamond Drill Bit 6 -12mm Hole Saw circle from glass, tiles, marble, granite, ceramic, concrete

Features: Using high-quality diamond powder plating. Multi-layer sanding process to ensure product quality and durability. Open holes neat, smooth, no broken edge, will not produce tremor phenomenon. Incision resistance is small, opening speed, chip removal easily. Can be used for glass, ceramics, marble and other hard and brittle materials drilling. This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, ceramic, concrete or other. Materials and only needs water for lubrication. Can be used with a standard electric drill. Cuts perfectly round holes without chipping or breaking the material Start your hole diagonally, make a round trace and then hold drill straight. Specifcations? Production process: plating Color: Silver Product Size: 6mm / 8mm / 10mm / 12mm Weight: 100g Material: Diamond Applicable industry: deep processing of glass Package Content? 4 x Diamond Tool Drill Bit