Diamond drill bits, set of 10 hollow bits for ceramic tiles, glass, porcelain. Diamond drill bit set for ceramic tiles. Drill bits for glass, 6 mm to 30 mm - RWDrill bit for delicate materials

General Description: Set of diamond drill bits including 10 hollow bits, suitable for drilling materials such as glass, ceramics, marble and granite. The drill bits are available in a range of diameters from 6 mm to 30 mm, offering a versatile solution for various drilling needs. Technical Specifications Material: High-strength carbon steel with diamond dust coating Available Diameters: 6 mm (1/4"), 8 mm (5/16"), 10 mm (3/8"), 12 mm (1/2"), 15 mm (3/5"), 16 mm (5/8"), 18 mm (1 1/16"), 20 mm (3/4"), 22 mm (7/8"), 30 mm (1-1/5") Quantity: 10 pieces Color: Silver Size: 6 - 30 mm / 0.23" - 1.18" Application Designed for drilling glass, bottles, tiles, ceramics, marble, and granite. Do not use on concrete or for depths greater than approximately 1/2". Maintain a drilling speed between 800 and 1000 RPM. Use water for lubrication to keep the drill cool. Avoid dry drilling. Other information