3 Review(s)

Our diamond drill bits come with 6 different sizes, basically meeting your most hole drilling demands. Diameters: 1PC 0.24"/6mm, 1PC 0.31"/8mm, 1PC 0.39"/10mm, 1PC 0.47"/12mm, 1PC 0.55"/14mm, 1PC 0.63"/16mm. Premium Quality - Our drill bits are all made of high-grade steel, heavy-duty and long service life, no wabble during the operation. Diamonds on the tip of the bit, ensuring smooth punching and making the drilling process easier, precise cutting and no rough edges.. Perfect Design - The side slots on the bit's body can help the entry of cooling water and the ejecting of debris from the borehole. When debris gets stuck in the hole saw. You can use a small screwdriver to pull it out.. Widely Applicable - Our drill bits are perfectly compatible with various electrical drill or drilling machine, suitable for ceramic, glass, tile, porcelain, marble, slate, granite stone, etc.. What You Will Get - 6PCS Hole Drill Bits (each is 2 inches long, diameter carved on each bit, 6 different diameters for various occasions). SIZE 6-8-10-12-14-16MM PACKING : 6PCS