6 PCS Dry Diamond Drill Bits Set，Diamond Hole Saw Set for Granite, Glass, Ceramic, Tile, Marble, Porcelain - 1/4", 5/16", 3/8",1/2",9/16" Tile Drill Bits & 1/4 Carbide Drill Bit

JTEYINH diamond drill bits adopt vacuum brazing technolceramicogy, and wax lubricant is integrated inside the drill bit. The lubricant will melt while drilling to cool the cutting surface, the drill bit can work at a higher temperature, and additional water can be used to increase cooling, which will extend the life. granite drill bits,glass drill bits,porcelain tile drill bits,tile bits for drill,dremel diamond drill bits,diamond bits for drill,ceramic drill bits,diamond drill bit for ceramic pots,diamond bit,glass drill bit for bottles,diamond drill,porcelain drill bit,granite drill bit,porcelain drill bits,diamond tip drill bit,All can use JTEYINH diamond drill bitof the drill bit Ideal for perfect drilling in granite, ceramic, tile, glass, marble, and similar materials.

• 【High Quality】 JTEYINH diamond drill bits are crafted with carbide and top-grade diamond, and they are equipped with a wax lubricant to keep the cutting surface cool while drilling without water,Water can better prolong the service life
• 【Multiple Specifications】Diamond drill bits 5pcs-diameter 1/4 inch (6mm), 5/16 inch (8mm), 3/8 inch (10mm), 1/2 inch (12mm), 9/16 inch (14mm) and 1pcs1/4 carbide drill bits, a variety of sizes to meet your different needs
• 【Applicable field】diamond drill bits for porcelain tile,tile drill bits ceramic diamond,ceramic drill bit for pots,glassdrill bit for bottles,diamond drill bits for glass,diamond drill bits for stone,All can use JTEYINH diamond drill bit
• 【Self-cooling】 -- Diamond drill bit is integrated with cooling wax. The wax melts as it is drilled, absorbing and dissipating heat, allowing for dry drilling (water can be added for longer life).
• 【Easy to carry and use】This diamond drill bit set comes with a plastic storage bottle for easy use and storage.