7 Pieces Dry Diamond Drill Bit Set for Granite, Marble, Porcelain, Tile, Ceramic, Stone, Glass, Hard Materials (Not for Wood) Round Shank Small Diamond Hol

Package content: set of 7 dry diamond drill bits for drilling holes with a diameter of 5 mm, 6 mm, 8 mm, 10 mm, 12 mm, 14 mm and 16 mm

Use Wet and Dry: Built-in diamond tile drill bits with wax lubricant inside, which may melt during dry drilling and cool the cutting surface. Wet and dry use, water can be used as additional cooling to extend drill bit life

Use: Diamond tipped drill bits made of carbide designed for porcelain, ceramic, granite, marble, masonry, concrete, various types of tile and stone. Note: Not suitable for wood

Adaptation Tool: Round shank compatible with most machines such as hand drills, angle grinders, bench drills; there are depth markings on the diamond drill bits, useful for precise measurement

Quantity: 7 pieces

Colour: Black