White Nylon Test Tube Brushes, 3.5" x .75, 8" OL

White Nylon Test Tube Brushes, 3.5" x .75, 8" OL. Durable, efficient brushes to clean tubing, test tubes, bottles, cylinders and more. Made of white nylon twistedon galvanized wire with a radial end. Wont rust. Measures 3/4" Diameter, 3-1/2" Brush Length x 8" Overall Length. (19 mm x 89 mm x 203 mm) SKU 3011/12FEATURES: White Nylon Bristles Radial, Tufted End Galvanized Wire Handle Won't Rust Clean Glass Tubing, Test Tubes, Bottles, Cylinders and More Availabe per Each, or Packs of 12