The Vacuum Brazed Diamond Hole Saws for drilling holes in hard materials such as Granite,Porcelain, Tile, Ceramic, Marble, Stone, Glass, Brick.
These Dry Diamond Core Drill Bits Built with 1/4” Hex Shank compatible with most hand-held drill, drill press and any other tools with chucks that accepts 1/4” Hex Shank bits.
Diamond coated drill bit drilling through things like porcelain tile smoothly and easily without cracking or chipping the delicate materials;
Wax Filled Diamond Core Bit with wax inside to cool the bit while dry drilling perfect for jobs where water is not applicable.