General description The 55 mm Diamond Hole Saw is designed for precision drilling in hard materials such as glass, porcelain, marble, ceramic, tiles, and granite. Made from high-quality carbon steel, this drill bit ensures clean and neat openings without broken edges. Its innovative design includes center guide holes and side holes for efficient waste disposal, making it an ideal choice for both DIY projects and home maintenance. Technical specifications Diameter: 55 mm Material: Carbon steel Coating: Gold finish for rust prevention Compatibility and accessories Compatible with all electric drills and hammer drills Package includes: 1 x Diamond Hole Saw Drill Bit Installation Ensure the shaft is tightened properly before use Take necessary protective measures when processing materials Usage Use water or lubricant during drilling to keep the tool cool and prolong its service life Ideal for drilling mounting holes for faucets in stone countertops or plumbing lines in showers and