About this item

Product Description Upgrade your drilling performance with this 15-piece diamond drill bit set, crafted from industrial-grade carbon steel with a nickel-plated, corrosion-resistant finish for long-lasting durability. The thick diamond coating delivers sharp, efficient cutting on hard materials, while smooth surface finishing helps create clean, precise holes. Designed with large clearance holes for faster chip removal and improved water flow during drilling, this set supports easier operation and more consistent results. Ideal for glass, ceramic tile, bottles, wood, slate, granite, pumice, and other hard surfaces, it is a practical choice for DIY projects, home improvement, craft work, and workshop use. Key Features Premium Construction: Made from industrial-grade carbon steel with nickel plating for corrosion resistance, strength, and extended service life. Efficient Diamond Coating: Thick diamond-coated edges provide strong cutting performance, sharp drilling action, and improved efficiency. Clean, Precise Holes: Smooth surface finishing helps produce accurate hole openings with a neat drilling result. Large Clearance Design: Built-in clearance holes assist with chip removal and cooling water flow to simplify drilling. 15 Sizes for Versatility: Includes 15 different glass hole saw drill bits to handle a wide range of drilling tasks. Wide Material Compatibility: Suitable for glass, ceramic, tile, bottles, wood, slate, granite, pumice stone, and similar hard surfaces. Specifications Product Type: Diamond Drill Bit Set Material: Industrial-grade carbon steel Finish: Nickel-plated coating Quantity: 15 drill bits Suitable Materials: Glass, wood, ceramic tile, bottles, block pots, ceramics, slate, granite, pumice stone Drilling Note: Use water lubrication and keep the tool cool when drilling hard materials Usage Perfect for home improvement, DIY crafts, tile installation, bottle drilling, workshop projects, and repair tasks, this diamond hole saw set helps users drill hard materials more smoothly and efficiently. For best performance and longer tool life, use water lubrication and maintain cooling during operation.