The Nylon Wire Cleaning Brush highly durable & solid to enhance the efficiency of the tool. A nylon brush increases life span and reduces the polish timing. It makes hard-to-reach areas and bent or angled surfaces clean and smooth. It is a form of brush that has nylon polymer filaments that are exceptionally tough, strong, flexible, and have excellent elasticity. It is extremely gentle on the host pipe but are excellent at cleaning soft blockages. Nylon Wire Cleaning Brush is very effective.