Williams Comfort Products 11543 43mm Combination Wrench

Product Description

The WILLIAMS COMFORT PRODUCTS 11543 is a 43mm combination wrench featuring a 12-point box end and an open end in a satin finish. This wrench is built for heavy-duty fastener work where a large metric size is required. The 12-point box end engages fasteners at multiple angles, reducing the need to reposition the wrench in tight spaces. The satin finish reduces glare and resists corrosion for long service life. At 3.81 pounds, this is a substantial tool suited for industrial, mechanical, and trade applications where oversized metric fasteners are encountered.

This combination wrench is used by mechanics, millwrights, pipefitters, and other trade professionals working on large-diameter metric fasteners found in industrial machinery, heavy equipment, and piping systems. The 43mm size addresses fastener specifications that fall outside the range of standard combination wrench sets, making it a targeted addition to a professional tool inventory.

Key Features

• 43mm jaw size fits large metric fasteners
• 12-point box end allows engagement at multiple positions
• Open end provides access in confined or non-square fastener situations
• Satin finish reduces glare and provides corrosion resistance
• Sold individually — one wrench per unit

Compatibility

Designed for use with 43mm metric hex fasteners in industrial, mechanical, and trade service applications.

Installation Notes

This wrench is typically used by licensed mechanics, pipefitters, and millwrights working on heavy equipment or industrial systems. Ensure the correct jaw size is matched to the fastener before applying torque to avoid rounding. Always de-energize or depressurize systems before loosening fasteners on pressurized lines or powered equipment. Inspect the wrench for cracks or deformation before each use.

Technical Specifications

• Jaw Size: 43mm
• Point Count: 12-point
• Finish: Satin
• Weight: 3.81 pounds
• UPC: 662459338877

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: 11543