6 Inch Dry Diamond Hole Saw for Porcelain, Ceramic Tile, Marble & Brick - Vacuum Brazed Core Drill Bit (150mm) - Perfect for Bathroom Renovation, Kitchen Backsplash & Masonry Work

U- Shapte Flute Special U-Shape Design:Chip flutes at both sides of drill bit for fast removing stone chips and improve drilling efficiency. Vacuum Brazed Tech. Vacuum Brazed technology makes the diamond grains permanently brazed to the edge of steel core,creating an unbreakable and heat resistant segments. High Quality Diamond High quality Diamond Grain provide fast and smooth drilling, also ensure longer workable life. Application Drilling Porcelain/Tile/Marble/Brick/Stones/Granite/Masonry/all similar not recommend for the material behind the tilear materials. Operation Tips 1. please the drill at a degree angle 2. Drilling till the hole start to form 3. Bring the drill up into upright position 4. Continue to drill and swaying the machine along a circular Application Drilling Porcelain/Tile/Marble/Brick/Stones/Granite/Masonry Dry or Wet Drilling - use wet will greatly prolong the segment lifeWith 5/8-Inch-11 Thread; Easily operate on Angle GrinderIf you fit them on drill or other machine, you need an adapter, such as SDS, hex, Round plus shank...