🔧 Drill Like a Pro: Elevate Your DIY Game! Includes 10 different diameters (6mm to 50mm) to tackle any project with ease. Diamond coating ensures high cutting strength while maintaining bit life with proper lubrication. Suction cup guide fixture with customizable ball bearings for precise drilling. Ergonomic design with large clearance holes for smooth water flow and chip removal. Crafted from industrial-grade carbon steel with a nickel-plated finish for unmatched durability. Diamond-coated 10-piece set Ergonomic design The THINKWORK Diamond Drill Bits set includes 10 high-precision bits designed for drilling through ceramic, glass, tile, porcelain, and marble. Made from industrial-grade carbon steel with a durable nickel-plated coating, these bits feature an ergonomic design for easy use and an adjustable fixture for precise drilling. Perfect for both professionals and DIY enthusiasts, this kit ensures smooth cuts and longevity with proper care.