IKODM Diamond Tile Drill Bit, 7Pcs Brazed Tile Drill Bit Set with Hex Shank, Hole Saws Fast Drilling for Ceramic, Granite, Glass, Porcelain,

"color as shownSize：14.5*11*2CMWeight：181g 【7 SIZE IN 1】7 different diameters in one package: 5mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm. In addition, the 7-piece diamond drill bits are placed in 7 separate plastic boxes, which you can find and use easily.【DURABLE】 High-quality and temperature-resistant diamond grit (#40/45) for efficient and clean holes. Filled with cooling wax and suitable for dry drilling.【HOW TO USE】(1). Place the diamond drill bit at an angle of approx. 30° to the surface of the material and start drilling carefully. (2). Tilt the drill back to a vertical position once a notch has been made. (For longer life, water or coolant is recommended)【MULTI-PURPOSE】Perfect for porcelain, glass brick, ceramic, ceramic tile, granite, marble, quartz, limestone, fiberglass terrazzo, masonry, quartz stone and sandstone."