Multi-Purpose Trucker Tool: Did you know that cargo and insurance companies lose billions a year due to operator injury? We introduce a muti-purpose tool, designed, developed, and manufactured for opening trucking and shipping containers with the safety of the driver, operator, and worker foremost in mind. It also functions as a, tire thumper, 5th wheel release hook, container seal breaker, cam pin compressor, headache rack tool, and more. As a Door Latch Handle Extender, it is a safety leverage bar to assist the driver operator in opening and closing shipping container doors. Great for opening shipping and cargo containers that are rusted or iced over! The Tire Thumper function assists the driver operator in a quick method of evaluating properly inflated tires for truck driver safety. Properly inflated tires make a loud, sharp thud. Poorly inflated tires make a dull thud. The Fifth Wheel Release Hook assists the driver in releasing the fifth wheel which can cause neck, shoulder and back injury as well as, damaging your clothes with grease, oil, and road grime. This pull hook will eliminate these problems. As a Shipping Container Seal Breaker, can break plastic and metal seals and can eliminate the need for wire cutters when on the go. Can also act as a Shipping Container or Trailer Cam Pin Compressor, for misaligned cams and keepers. OPNBar also acts as a Headache Rack Tool for stuck latches. The groove in the OPNBar tool can fit over headache rack latches when difficult to turn them. For more information or for wholesale orders, visit opnbar.com