PROTO Double Box Wrench: Alloy Steel, Chrome, 3/4 in_13/16 in Head Size

The PROTO Double Box Wrench J1024A is used for tightening or loosening fasteners in industrial maintenance, automotive repair, and mechanical assembly. Its 12-point box ends grip hex nuts and bolts securely, reducing slippage. The SAE 3/4 in and 13/16 in head sizes suit standard U.S. fasteners in heavy equipment and machinery applications.

The PROTO Double Box Wrench J1024A is an SAE double-end, 12-point box end wrench made from alloy steel with a chrome finish. Head sizes are 3/4 in and 13/16 in, with an overall length of 12 1/4 in. It is not insulated. The manufacturer part number is J1024A.

You can source the PROTO Double Box Wrench J1024A through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine PROTO tools to industrial buyers internationally.

To select the correct PROTO double box wrench, match the wrench head size to the fastener hex size. For the J1024A, use the 3/4 in end on 3/4 in hex nuts and the 13/16 in end on 13/16 in hex nuts. Ensure the wrench is SAE (inch-based) for U.S. standard fasteners. Always verify the fastener condition before use.