2-in-1 Hexagonal Shank Brazing Dry Drilling Specialized Hole Opener Diamonds Cores Drill Bits 6mm/8mm/10mm/12mm Hole Cutter for Porcelain Tile Metal Concrete Glass Diamond Hole Saw Bits Diamond Sintering Technology Diamond Hole Saw Kit <br> <br> Item Type: Hole Saw <br> <br> Material: , Cooling Wax <br> <br> Size: Approx. 6mm / 0.24in <br> <br> 8mm / 0.31in <br> <br> 10mm / 0.39in <br> <br> 12mm / 0.47in <br> <br> Choose Range: Hand Drill, Electric Drill, Bench Drill <br> <br> Characteristic: No water needed, dry drilling directly <br> <br> Application: for Various Ceramic, Granite, Ordinary Glass, Quartz Stone, Ceramic Tile, Glass Brick, etc. <br> <br> Style Options: <br> <br> 6mm, 8mm, 10mm, 12mm, 6+8+10mm, 6+8+10+12mm <br> <br> PACKAGE INCLUDES <br> <br> 1 &times; 2-in-1 Hexagonal Shank Brazing Dry Drilling Specialized Hole Opener <br> <br> NOTES <br> <br> Safety first: Wear protective goggles and gloves to prevent debris injuries. <br> <br> Compatibility: Ensure your drill supports hexagonal shank attachments. <br> <br> Storage: Keep in a dry place to prevent corrosion.