Heavy duty nylon wrench for oxygen cylinder 870 post valves. This wrench will not round out with heavy use like a lot of wrenches will.  This wrench comes with a 10 inch chain.  This wrench is green in color.  It is also available without the chain.  Part Number ACM 142P.

The wrench is also available in black.  The black wrenches are not printed with "OFF/ON" and the direction to turn the wrench but can be for large orders.  Black with the chain is part number ACM 191C10 for $13.96 per bag of 50.  It is available without the chain.  The part number is ACM 191P.  The price is $11.17 per bag of 50. 

Qty bags of 50