Drill Warehouse Diamond Drill Bit Set Glass Hole Saw Pack of 10 Size 6mm 8mm 10mm 12mm 15mm 16mm 18mm 20mm 22mm 30mm
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<b>[Product Information]</b><br>
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<li>This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, cer</li>
<li>Materials and only needs water for lubrication;Can be used with a standard electric drill.</li>
<li>Always use lubrication (water), otherwise the diamond core drill will burn.</li>
<li>Start your hole diagonally, make a round trace and then hold drill straight.</li>
<li>Size: 6mm/0.23", 8mm/0.31", 10mm/0.39", 12mm/0.47", 14mm/0.55", 16mm/0.62", 18mm/0.7", 20mm/0.78", 25mm,30mm</li>
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