✅【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 and Use】 This Diamond Drill Bits set comes with a portable storage case for convenient use and store. If you encounter any problems or are not satisfied with the products while using our Diamond Drill Bits set , please feel free to contact us
