5 Pcs 6mm Diamond Drill Bits, Porcelain Tile Drill Bit, Hex Shank Diamond Dry Drill Bits Sets for Granite, Ceramic, Marble, Tile Stone, Glass, Hard Materials

Surge Forward With Irresistible Force: Upgraded dry drilling diamond drill dits integrated with Wax Lubricant full inside which melts while dry drilling and cools the cutting surface(water can be used as additional cooling to prolong the life of the bit). Surface plating built-in prevents the drill bit from rusting, cuts faster and lasts longer

No-Fuss Compatibility With Major Drills: The diamond drill is designed in a firmly hex shank, which is compatible with most machines, such as hand drills, angle grinders, and bench drills, also can be matched with side flutes help to remove debris and drill holes smooth and fast; Depth mark is also useful for precise project

Universal: Diamond drill bit sets are designed for working with such materials as stone, granite, marble, porcelain, ceramic & hard tile, and more. Core tile drill bits are intended for both industrial use under hard working conditions and domestic use

Easy to Operate: To make the job easier, start drilling at a 45-degree angle and gradually raise the drill to an upright position

What You Get: 5pcs 6mm Diamond Drill bits, a decent packaging, 5 separately box, and friendly customer service