Tube and Valve Brush, Handle Style Straight, Bristle Material Polyester, Handle Material Polypropylene, Stainless Steel, Brush Diameter 2.4 in, Brush Length 6 in, Handle Length 13 1/2 in, Bristle Color Purple, Yes, Acid Yes, Application Pipes and Tubes, Bristle Firmness Medium, Bristle Length 2 3/8 in, Brush Width 2 3/8 in, Color Coding System Yes, Compliant Yes, Grip Style Smooth, Handle Color Blue, Overall Length 19 5/8 in, Temperature Yes