Set of three hand brushes - plastic base, 1x steel wire and 2x brass wire, use: steel - suitable for hard-to-reach places and delicate cleaning and grinding work, for metal (not recommended for stainless steel), wood, rust removal, paint... , brass - suitable for processing soft metals, and where it is necessary to prevent the possibility of sparking, fine grinding work, also suitable for stainless steel, packaging: blister with euro hole.