Plumbing Tool Smarts: How Handy Are You Really?Why is your pipe bender’s spring not bouncing back?100% Correct Incorrect Rust eats away at the spring’s strength. Cleaning it and adding oil helps. Speed and cold don’t have much effect. Why is your pipe bender’s spring not bouncing back? It’s been used too much The spring is rusted out You’re bending pipes too quickly It’s too cold to function right 100%