Original Super Wrench 5 Set Trade Pack has four Super Wrenches in a zipper pack  and the large 16inch wrench and is a must for every tool box. Its unique head locks on to any nut bolt pipe depending on size and is able to tighten or undo just about anything. Its unique head has a ratchet like effect which in reverse releases and then locks back in a forwards direction. Rusted pipes and connections are not a problem for this set of wrenches. You can even lock onto a tow ball. They are all chrome vanadium with black handles and the set comes with 4inch , 6inch , 8inch , 10inch  and the large  16 inch Super Wrench