Ral Cut Grooving Tool Complete With Angle Grinder 850W-110 50/60Hz. The RAI-CUT is made from stainless steel. To use the Ral Cut device it is place on the back of the tile using the adjustment to locate the site for the slot the slot for the Ral Fixing is then created in the tile by turning the grinder in a semi circular movement comes with a connection for dust extractor. All prices include VAT.