Glatter Diamantkernbohrer 40 mm A single-piece diamond core bit for clean, precise holes in hard materials. Designed for ceramic, porcelain, stone and glass. Can be used as a Beckenlochoeffner, Splbeckenschneider, Blumentopfreibahle and similar tasks where a 40 mm core is required. Key benefits Clean, accurate cuts: diamond cutting edges provide smooth, chip-reduced holes in tough materials. Durable performance: diamond construction resists wear for consistent results over multiple uses. Secure, fast mounting: integrated M14 threaded shank fits standard rotary tools and allows quick tool changes. Reliable depth control: 40–60 mm working depth supports consistent hole sizing and repeatable installation depths. Versatile use: suitable for renovation, plumbing, tile work and other installation tasks where precise 40 mm openings are needed. Specifications Diameter: 40 mm Cutting width: 5 mm Shank: M14 thread Working depth: 40–60 mm Construction: diamond core, single-piece design Compatible materials: ceramic, porcelain, stone, glass Practical applications Bathroom renovation: drill a precise 40 mm faucet or mixer hole in a ceramic basin or sink. Plumbing and countertops: cut or enlarge openings in tile or stone countertops for pipes or fixtures. Pots, tiles and vents: create drainage or vent holes in ceramic flower pots, tile backsplashes or decorative stone. Usage notes Mount on any standard rotary or angle grinder with an M14 connection. Use appropriate cooling and steady feed to extend diamond life and improve hole quality. Observe recommended safety gear and follow tool manufacturer guidelines. This Glatter Diamantkernbohrer 40 mm delivers predictable, professional results for installers and renovators who need a robust, easy-to-mount core drill for hard materials.