The Einhell surface brush ULTRA (stone) is an accessory for the Einhell cordless surface brush PICOBELLA 18/215. The robust steel brush is ideally suited for tough cleaning of stuck dirt, deposits, lichens, mosses and rust on coarse, rough, insensitive stone surfaces, for example granite, porphyry or quartzite. The included special side brush is perfect for working close to the edge, e.g. to reach corners and edges as well as for cleaning stairs and platforms. The ULTRA brush is not suitable for polished, ground or sealed natural/artificial stone surfaces. The brush diameter is 115 mm, and the working width is 215 mm. Additional brushes for the Einhell PICOBELLA 18/215 are available separately.