Set of Adjustable wrench for Working at Height Here at Secure Tools, we stock a range of top-quality adjustable wrench sets designed for use when working at height. Our sets include several different sized adjustable wrenches to help you deal with all sorts of labour tasks. Suited for use in construction, rigging and marine industries, each wrench has been designed to include handy points of tether to prevent accidental drops occurring on site. Plus, each adjustable wrench is fitted snugly in EVA foam, giving you a secure place to store each accessory when not in use. All adjustable wrench sets are built to withstand tough working conditions and are sure to perform when you need them most