Williams JHW1218MSC Combination Wrench 18 Mm 12-point

Product Description

The WILLIAMS COMFORT PRODUCTS JHW1218MSC is an 18 MM combination wrench featuring a 12-point box end and a SUPERCOMBO open end, designed for trade and industrial fastener work. The open end uses specially machined grooves to redirect wrenching force away from fastener corners, reducing the risk of rounding. The SUPERTORQUE box end applies force to the flat surfaces behind the points rather than the corners themselves, allowing higher torque application without deforming hex fasteners. This wrench suits licensed mechanics, pipefitters, HVAC technicians, and plumbers working in tight or high-torque applications.

The JHW1218MSC is suited for residential and commercial service work where metric fasteners are common. It is compatible with all standard 6-point hex fasteners at 18 MM, offering a meaningful advantage over conventional box end wrenches in both flexibility and durability. The high-polish chrome finish resists corrosion and simplifies cleaning in field conditions. Technicians working on equipment panels, compressor assemblies, and piping systems will find this wrench useful as a daily carry tool.

Key Features

• SUPERCOMBO open end with grooves that direct force away from fastener corners
• SUPERTORQUE 12-point box end applies wrenching force to flat surfaces, not corners, for higher torque without rounding fasteners
• Compatible with all common 6-point hex fasteners at 18 MM
• High-polish chrome finish for corrosion resistance and easy cleaning
• Meets ANSI B107.6 and SAE AS 954 federal specifications

Compatibility

Designed for use with standard 18 MM hex fasteners across residential and commercial service applications.

Installation Notes

This wrench is a hand tool requiring no power source or special installation. Before use, ensure the correct jaw size is fully seated on the fastener to prevent slippage and rounding. When working on HVAC, plumbing, or electrical equipment, de-energize or shut off the system before loosening or tightening fasteners per applicable safety codes. Inspect the wrench for cracks or wear before applying high torque.

Technical Specifications

• Opening Size: 18 MM
• Box End Type: 12-Point
• Open End Type: SUPERCOMBO Rounded
• Length: 10.5 inches
• Height: 1.5 inches
• Width: 0.5 inches
• Weight: 0.565 pounds
• Finish: High-Polish Chrome
• Standards: ANSI B107.6, SAE AS 954
• UOM: Each
• UPC: 662459901798

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: JHW1218MSC