Strip Brush, Nylon Bristle Material, Rigid, Steel, 3/16 in Backing Height, 3/16 in Backing Width, #4, 1 3/4 in Bristle Trim Height, 72 in Brush Length, Bristle Color Black, 0.01 in Bristle Diameter, Crimped Wire Bristle Type, Max. Operating Temp. 250 Degrees F