Porcelain Tile Diamond Drill Bits – Dry Diamond Hole Saw Set for Ceramic Marble Granite Stone,Diamond Core Drill Bit Kit Quick Change Shank Fixed on Drills,No.K7Discount

【Package Includes】4 pieces dry diamond drill bits: 3pcs 1/4 inch(6mm), 1pc 5/16 inch(8mm),and 1pc 6mm Carbide Drill Bit Quick Change Shank

【Wax Inserted】Each dry diamond bit is embedded with wax that will melt during dry drilling to cool the cutting surface; Water can act as additional cooling to prolong the worklife of bit.

【Upgraded Design】High-quality diamond particles contribute to high efficiency and faster drilling speed; Design of spiral groove at the top of bit helps remove debris.

【Multiple Application】Dry drilling for Granite, Tile, Ceramic, Marble, Stone, Glass, Porcelain, Masonry, etc.6mm carbide drill for pre-drilling precise holes

【Wide Compatibility】They can be used with hand drills, bench drills and most other machines. Notice: If using Hammer Drill,please shut off Hammer Mode,Recommended 2000-5000RPM,MAX RPM 5000

We offer a wide selection of Porcelain Tile Diamond Drill Bits – Dry Diamond Hole Saw Set for Ceramic Marble Granite Stone,Diamond Core Drill Bit Kit Quick Change Shank Fixed on Drills,No.K7 products. We’ve got the product you’re looking for, so shop our online store today to get yours.

We offer a wide selection of Porcelain Tile Diamond Drill Bits – Dry Diamond Hole Saw Set for Ceramic Marble Granite Stone,Diamond Core Drill Bit Kit Quick Change Shank Fixed on Drills,No.K7 products. We’ve got the product you’re looking for, so shop our online store today to get yours.