Uniweld 70022 Reversible Ratchet Wrench is used for access valves and acetylene B and MC tank valves. Square opening with 1/4″ and 3/16″ at one end; 3/8″ and 5/16″ at the other. It is compatible with Uniweld’s DHVA Dual Hex Wrench Adaptor for use on 3/16″ and 5/16″ hex liquid and suction line valves.


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