5 Packs Dry Diamond Drill Bits Set 1/4" 6mm Vacuum Brazed Diamond Hole Saws for Granite Tile Ceramic Marble Stone Glass and More Hard Materials (not for Wood), Round Shank with Storage Case.
Decent Diamond Core Bits - ideal for drilling holes in bathroom tiles to install shower doors, install water filter in kitchen, as well as hobby projects in plant pots, vases or glass bottles.
Dry Drilling Hollow bits ??These 6mm diamond coated hollow bits are filled with Wax inside, which will cool the bit while dry drilling; it also can enlarge holes with the side of the drill bit.
Precise in Details ??Each Core drill bits engraved with Depth mark useful for precise projects; 1/4" Round Shank compatible with most hand-held drills, stand drill press.
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