The Bosch PRO Dry Diamond Hole Cutter in 20mm suits a range of common tile drilling tasks, including small pipe feeds and conduit entry points through ceramic surfaces. Built with high-quality diamond grit in a premium metal matrix, it offers consistent cutting performance and a long working life. Compatible with M14 angle grinders. Features and Benefits: • Dry drilling — no water required • Diamond grit in premium metal matrix for precision and durability • Long service life • M14 angle grinder compatible