Williams Comfort Products JHW1218MRSS Combination Wrench 18 Mm

Product Description

The WILLIAMS COMFORT PRODUCTS JHW1218MRSS is a stubby combination wrench built for tight-clearance fastener work where a standard-length wrench cannot reach or rotate freely. One end features a rounded open-end jaw sized at 18 MM, and the other end features a 12-point box end that engages hex fasteners with multiple entry positions. The stubby length keeps the working envelope small, reducing knuckle interference in confined spaces. At 0.38 pounds, it is light enough for continuous hand use during prolonged service tasks. This wrench suits tradespeople who regularly encounter fasteners in cramped mechanical bays, equipment enclosures, or tight structural assemblies.

The JHW1218MRSS is suited to applications where an 18 MM fastener must be turned in restricted space, such as inside equipment panels, behind mounting flanges, or within close-tolerance mechanical assemblies. The rounded open end reduces the risk of rounding fastener flats when the wrench must be applied at a slight angle. The 12-point box end allows the wrench to be repositioned in smaller arc swings, which is essential when swing angle is limited. It is appropriate for use in HVAC equipment service, mechanical maintenance, and general industrial trade work.

Key Features

• 18 MM open-end jaw sized for metric fasteners common in mechanical and HVAC equipment
• Rounded open-end profile reduces fastener damage when wrench is applied off-axis
• 12-point box end allows repositioning in tight swing arcs
• Stubby length designed for confined-space and restricted-clearance fastener access
• Lightweight at 0.38 pounds for reduced hand fatigue during extended use

Compatibility

Designed for use with 18 MM metric hex fasteners in standard mechanical, HVAC, plumbing, and industrial service applications where a stubby combination wrench is required.

Installation Notes

Always power down and de-energize equipment or shut off fluid supply before using hand tools in proximity to live systems. Confirm the fastener size before applying force to avoid rounding fastener flats. Use the box end for initial breakaway torque and the open end for rapid spinning once the fastener is loosened. Inspect the wrench for cracks or deformation before each use and do not use damaged tools.

Technical Specifications

• Wrench Opening: 18 MM
• Open End Type: Rounded
• Box End Type: 12-Point
• Number of Points: 12
• Length Type: Stubby
• Head Type: Standard
• Weight: 0.38 pounds
• Unit of Measure: Each

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: JHW1218MRSS