Joran Masonry Drill Bits Joran Masonry Drill Bits for Cordless Drills A percussion drill bit is somewhere in between a universal drill bit and a hammer drill bit and is used in FassadenGrün’s product line with the purpose of producing perfect dowel/rawl plug holes using a percussion drill. Features: Fully hardened body – made from the finest Chrome Vanadium Steel for maximum strength and longer life. Clean finish – cuts clean holes with minimal chipping. Self centring – for improved centring and cut. Ground single flute design – for fast removal of dust at low RPM drilling. 120 RPM MAX. Unique Tungsten Carbide tip design – ground 4-face design ensures faster drilling.
