The 3-piece KWB brush cleaning set consists of a disc brush, a cup brush, and a sanding mop disc for use with an angle grinder. The disc brush is equipped with 20 tufts made of 0.5 mm thick HSS wire, with a wire usage length of up to 22 mm. The cup brush features crimped stainless steel wire with a wire usage length of up to 21 mm. The sanding mop disc, with a grit of 80, has eighty flaps glued in a shingle pattern to the disc. The diameters of the tools are 115 mm for the disc brush and sanding mop disc, and 75 mm for the cup brush. The disc brush deburrs and removes paint and rust. The cup brush cleans large surfaces. The sanding mop disc is used for sanding and finishing. This combination in one set is unique.