WOIYIC 35mm Hole Saw, Diamond Drill Bit with Center Guide, with Diamond Surface Coating for Cutting Glass, Tile, Ceramic, Marble, Limestone

GENERAL DESCRIPTION The diamond drill bit is designed for precise drilling in various materials such as glass, ceramic, porcelain, tile, limestone, slate, marble, pumice, and fiberglass. It is made of high-quality carbon steel with a diamond coating for increased durability and corrosion resistance. TECHNICAL SPECIFICATIONS Material: Carbon Steel Coating: Thick Diamond Design: Cutting Head with Through Holes Compatibility: Cordless Drills, Lithium Drills, Bench Drills INSTALLATION Start the hole diagonally, trace a circular pattern, and then hold the bit straight. Always use coolant (water) when drilling. USAGE For best results, use at low speed and low pressure. Not suitable for drilling into tempered glass, plastic, wood or concrete.