Tube and Valve Brush, Handle Style Straight, Bristle Material Polyester, Handle Material Polypropylene, Stainless Steel, Brush Diameter 1.625 in, Brush Length 5 3/4 in, Handle Length 13 3/4 in, Bristle Color Purple, Yes, Acid Yes, Application Pipes and Tubes, Bristle Firmness Stiff, Bristle Length 1/2 in, Brush Width 1-5/8 In., Color Coding System Yes, Compliant Yes, Grip Style Smooth, Handle Color Blue, Overall Length 19 5/8 in, Temperature Yes