Williams JHW1212RSC Combination Wrench 3/8 Inch 12 Point

Product Description

The WILLIAMS COMFORT PRODUCTS JHW1212RSC is a 3/8 inch combination wrench engineered for precision fastener work in demanding trade environments. It features two distinct end designs on a single tool: a SUPERCOMBO open end with grooves that redirect wrenching force away from fastener corners, and a SUPERTORQUE box end that contacts the flat surfaces behind the points rather than the corners themselves. This contact geometry allows higher torque application without rounding or deforming hex fastener points. The wrench meets or exceeds aerospace specification AS 954 for 12-point fasteners as defined by AS 870, making it suitable for precision torque applications. Licensed trades and industrial mechanics reach for this tool when fastener integrity matters.

The JHW1212RSC is suited for residential and commercial mechanical work wherever 3/8 inch hex or 12-point fasteners are encountered. The SUPERTORQUE box end is compatible with all common 6-point hex fasteners as well, providing flexibility across a wide range of standard fastener types. The Hi-Vis Red finish aids tool identification and inventory control in busy shop or field environments. Both the box and open end openings are sized identically at 3/8 inch, so either end engages the same fastener without switching tools.

Key Features

• SUPERCOMBO open end with grooves that direct force away from fastener corners, reducing fastener damage
• SUPERTORQUE box end contacts flat surfaces behind fastener points, enabling higher torque without corner deformation
• Meets or exceeds aerospace specification AS 954 for 12-point fasteners as defined by AS 870
• Compatible with all common 6-point hex fasteners with performance advantage over conventional box end wrenches
• Box and open end openings are identical at 3/8 inch
• Hi-Vis Red finish for fast visual identification in the field or shop

Compatibility

Designed for use on 3/8 inch 12-point and 6-point hex fasteners conforming to ANSI B107.6 standards. Suitable for general mechanical, industrial, and trade applications requiring a combination wrench at this opening size.

Installation Notes

This wrench is a hand tool used by licensed mechanics, HVAC technicians, plumbers, and electricians for fastener installation and removal. Always select the correct opening size before applying torque to avoid fastener damage. Inspect the wrench for cracks or deformation before each use and do not use damaged wrenches. Follow applicable torque specifications provided by the equipment manufacturer.

Technical Specifications

• Opening Size: 3/8 inch
• Box End Type: 12 point SUPERTORQUE
• Open End Type: SUPERCOMBO
• Finish: Hi-Vis Red
• Standard: ANSI B107.6, AS 954 (AS 870)
• Length: 2.56 inches
• Width: 0.59 inches
• Height: 0.59 inches
• Weight: 0.119 pounds
• Sold As: Each
• UPC: 662459901392

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: JHW1212RSC