This plumbers fitting brush cleans the ends of tubing and pipes inside and out. The heavy duty stainless steel bristles resist flattening. Features include a contoured polyurethane handle for comfort and control during operation. Cleans pipes inside and out Holes in handle for cleaning 7/8 in. and 5/8 in. outer diameter, brushes for cleaning 7/8 in. and 5/8 in. inner diameter Stainless steel bristles withstand heavy use and resist flattening Molded polyurethane handle is contoured for a comfortable ergonomic grip Can also be used as an automotive battery terminal brush