Dry Diamond Core Drill Bits - BGTEC 5/8" 16mm Diamond Hole Saw with 5/8-11 Thread for Porcelain Tile,Ceramic Granite Marble Stone Masonry Brick 5pcs

Dry Diamond Core Drill Bits - BGTEC 5/8" 16mm Diamond Hole Saw with 5/8-11 Thread for Porcelain Tile,Ceramic Granite Marble Stone Masonry Brick 5pcs

【Size】5pcs drill bits. Diameter 5/8" ( 16mm); Total Length 60mm, Diamond height 10mm, Max working depth 35mm; 5/8-11 Thread. Grit#35/40 【Wax inside Design】Our Diamond Tipped Drill Bits have wax cores built-in for Cooling and Lubrication . 【Vacuum Brazed Technology】Increases resistance to temperature and friction,provide 5x the working life compared with electroplated bits,more heavy duty and wear resistant.High-quality core steel body helps to be more efficient and durable,not easy to deform. 【Application】Dry/wet drilling for Ceramic Tile,Porcelain Tile,Marble,Granite,Stoneware,Quartz,Microcrystalline stone,Artificial Stone... 【Machine】Used for angle grinder, the recommend speed is 6,000 RPM, the max speed is 11,000 RPM. If you fit them on hand drill or other machines, you can use adpaters,such as the hex shank adapter or SDS shank adapter.