The Stanley 30 Tape Measure STHT30830W is the ideal choice to keep in your tool box. It has a power return feature and an automatic lock. It has a hook that is resistant to rust and corrosion. In addition it can act as a pivot so you can draw circles or arcs. Plus you can clip it on your belt to keep on you when you are working while allowing your hands to be free for other tasks. The spring on the power tape measure has a polymer coating to keep it working longer.