Aiskaer 15 pcs Diamond Hole Saw Drill Bit Set - Diamond Hole SAW Drill BIT FOR Ceramic, Porcelain Tiles, Glass, Marble, Granite,Diameter 4mm to 40mm (15PCS)
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<b>[Product Information]</b><br>
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<li>Made of high-strength steel and high-quality corundum powder, and fine workmanship; durable, high precision machining, smooth appearance, heavy quality</li>
<li>This diamond coated core drill bit removes a complete circle from glass, tiles, marble, granite, cer</li>
<li>Easy to use, high quality,good performance, long life - Excellent for making clean and accurate hole</li>
<li>Always use lubrication (water ), otherwise the diamond core drill will burn - Start your hole diagon</li>
<li>Size:4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,26mm,28mm,30mm,32mm,40mm</li>
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