Experience superior drilling performance with our Diamond Drill Bits, Hole Saw Diamond Drill Bit Set. Engineered for high precision and durability, these bits are perfect for drilling through various tough materials, including glass, ceramics, porcelain, and ceramic tile.High-Quality Diamond Coating: Each drill bit in this set is made with a premium diamond coating. This allows for excellent performance and long-lasting durability, providing you with clean, smooth drilling every time.Versatile Usage: Ideal for drilling through glass, ceramics, porcelain, and ceramic tile, these drill bits cater to a wide range of your construction and home DIY needs.Carbon Steel Base: The carbon steel base ensures added strength and resiliience, enhancing the overall longevity of these drill bits.Specifications:Material: Diamond-Coated Carbon SteelQuantity: 15pcsSize: 6mm/8mm/10mm/12mm/14mm/16mm/18mm/20mm/22mm/25mm/26mm/28mm/30mm/40mm/50mmPackage Included:15 x Diamond Drill Bits