Oatey® 31348 4-In-1 Brush, 1/2 ID x 3/4 in OD for Cleaning 1/2 in and 3/4 in Copper and Plastic Tubes

Tube Brush, 4-in-1, 1/2 in ID x 3/4 in OD Brush dia, Carbon Steel Fill. Oatey® 4-In-1 brush is designed with long lasting, high carbon steel brushes for cleaning the outside diameter of copper or plastic tube.Use to clean 1/2 in and 3/4 in copper and plastic tubesHigh-carbon steel ID brushHard-tempered steel OD brushHigh-impact polystyrene cover