chim
Elite Member

Liquid Hammer - The Best Way To Remove Concrete Buildup
Liquid Hammer is the most effective and environmentally safe way to remove concrete buildup from hauling, handling and fishing equipment.
www.liquidhammer.com
We used this at work after it was recommended by our redi-mix concrete vendor. They use it on their trucks, but don't sell the stuff. There is a distributer within a mile of the shop. It really works well and doesn't damage paint.