HXIN Brazed Diamond core Drill bit with 5/8"-11 Diamond Hole Saw for Dry or Wet Drill on Hard Porcelain Ceramic Tile Granite Marble Masonry Used on Universal Angle Grinder (4, 8mm (5/16")) - HUAXING TOOLS INC, VBDDBUM08x4

• UPC   605832291796
• 4pcs of Dia.8mm (5/16") (with an extra free adaptor) HXIN VB diamond drill bit in Professional Quality with 5/8"-11 connection, easily connected to Angle Grinder. Standard connection in USA. Easy operation, applied for DRY or WET drilling, you can work in any conditions. It can be used on cord or cordless machine. You can also do the same great work as a master! Reasonable size designed after thousands of test experience. For dia.6-16mm (1/4" - 5/8"), approx.62mm (2-1/2") total length with 35mm (1-3/8") drilling depth. For dia.18-150mm (3/4" - 6"), approx.75mm (3") total length with 50mm (2") drilling depth. It meets the vast majority of work needs. Excellent operating experience, low vibration, low noise. USE IT ONCE, LOVE IT FOR LIFE. Extremely high work efficiency, a new generation of diamond technology allows it to drill a hole in TENS OF SECONDS on HARD PORCELAIN, CERAMIC, TILES, QUARTZ, MASONRY, GRANITE, MARBLE... Durable and stable drilling life, one HXIN diamond drill bit for dry drilling dozens holes on HARD PORCELAIN, much longer working life than the electroplated one.. SAVING your money. You can drill much more holes in wet condition.