Rotabroach Raptor M2 HSS cutters suit a wide range of applications throughout many industries including construction, engineering, mining, petro-chemical, gas, oil, ship building and railways. This RAP150 has a 19.05mm (3/4") Weldon shank, is 15mm diameter and cuts to a depth of 25mm. Save money, maximise effeciency, and preserve the life of you cutter by applying cutting fluid or paste directly onto your cutting area..