DIY Crafts Pack of Tiles Hole Saws & Accessories Marble Glass Diamond Coated Core Hole Saw Drill Tools Bit Set Hole Saw Sets

By Brand : DIY Crafts

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Diy crafts 13 sizes(diameter): 6mm(1/4\), 8mm(5/16\), 10mm(3/8\), 12mm(1/2\), 14mm(9/16\), 16mm(5/8\), 18mm(11/16\), 20mm(3/4\), 22mm(7/8\), 25mm(1\), 32mm(1-2/5\), 40mm(1-1/2\), 50mm(2\). Meet most of your different needs. Rustless & durable: made of high strength carbon steel with smooth nickel plated surface to extend the service life. Quick, sharp & smooth cut: tip head coated with high quality diamond to enhance the drilling speed and creates a sharp, high precision and smooth cut with no broken edges in seconds. Application: drilling holes for glass, tile bottles, blocks jars, fiberglass porcelain tile ceramic, slate mable, granite light stone. - note: please keep the speed in 800-1000 per minute, keep adding water to keep the drill cool, strictly prohibit from dry drilling.