Dry Diamond Drill Bits Set 10 PCs 1/4" 6mm Small Diamond Hole Saw Kit for Granite Marble Porcelain Tile Ceramic Stone Glass Hard Materials (not for Wood) Round Shank

Wide range of usages: Our ceramic diamond core drill adopts vacuum brazing technology, so the drill can cut harder materials at higher temperatures. It is very suitable for drilling clean holes in similar materials such as granite, ceramics, glass stone tiles and marble tiles (not suitable for wood) When decorating kitchen or bathroom walls or fixing mirrors or installing showers in bathrooms, you need to drill holes in mirrors or tiles without cracking them, so you need to use these diamond drills to make these holes very accurate Specification: ➤Color:blue ➤Material:carbide ➤Shank Type:Round Shank Steps to drill clean and precise holes: 1. Place the drill at a 45 degree angle, so the drill has the chance to start and will prevent the drill slipping 2. Slowly move the drill bit into a more up-right position and Continue to drill and swaying the machine along a circle 3.You don't need to apply too much pressure to let the drill finish the work. Once the drilling is completed, you will feel the drill break through the back of glass or ceramic tile 4. Be careful when using, because if you use it too fast, it may burn a little glaze and burn out Package includes ➤10 x Bits diameter of 1/4 inch(6mm) ➤1 x Storage case

• Package Includes: 10 Pieces of Dry Diamond Core Drill Bits Kit for drilling holes diameter of 1/4 inch(6mm), Sufficient quantity to meet your needs
• Apply to: Great for drilling clean holes to hard materials especially tiles, porcelain ground, granite ceramic glass mirror marble stone masonry brick, Note: not for wood
• Dry Drilling Design: Diamond Drill Bit made of carbide and integrated with wax lubricant inside, which can melt while dry drilling and cool the cutting surface; Water can be used as additional cooling to prolong the life of the bit
• Wide Compatibility: Diamond coating enhances the drilling speed; Round Shank compatible with most machines such as Hand Drill, Angle Grinder, Bench Drill; Depth mark is also useful for precise project
• Easy to Carry: This Diamond Drill Bits set comes with a portable storage case for convenient use and store.