Ideal for larger plumbing penetrations, this 45 mm diamond core drill is used to create holes for bath waste pipes in thick porcelain tiles and stone. It features a vacuum-brazed diamond rim for fast, chip-free cutting and an M14 thread for a direct fit to an angle grinder. An internal wax core allows for effective dry drilling by providing lubrication and cooling. This tool ensures a precise, clean hole for a perfect and secure fixture installation.