Williams Comfort Products JHW7727A Box End Wrench 12-point

Product Description

The WILLIAMS COMFORT PRODUCTS JHW7727A is a 12-point offset box end wrench with a 5/8-inch by 11/16-inch dual opening, built for professional fastener work in confined spaces. The SUPERTORQUE box opening geometry applies wrenching force to the flat surfaces of a hex fastener rather than its corners, enabling higher torque without rounding or deforming the points. The 10-degree offset provides critical knuckle and clearance room when working in tight quarters. Sizes are stamped on the handle ends for quick identification at the tool crib or job site. Weighing 0.47 pounds, it is sized for single-handed use by service technicians across HVAC, plumbing, and mechanical trades.

This wrench is suited for residential and light commercial service applications where access to fasteners is limited by surrounding equipment, panels, or structural elements. The dual-size opening makes it a versatile hand tool for technicians who need to carry fewer pieces in a service pouch. The offset box design is especially useful when working around compressors, valves, flanges, and mechanical connections that a straight wrench cannot reach cleanly.

Key Features

• SUPERTORQUE 12-point box opening contacts flat fastener surfaces, not corners, reducing fastener deformation under high torque
• 10-degree offset provides clearance for knuckles and obstructions in tight work areas
• Dual opening: 5/8 inch and 11/16 inch
• Sizes clearly marked on handle ends for fast identification
• Meets ANSI B107.6 specification

Compatibility

Designed as a standard 12-point offset box end wrench for use with 5/8-inch and 11/16-inch hex fasteners in trade service applications.

Installation Notes

This wrench is a hand tool used by licensed HVAC technicians, plumbers, pipefitters, and mechanical contractors. Always confirm fastener size matches the wrench opening before applying torque to avoid fastener damage. When working near pressurized systems or energized equipment, follow applicable lockout/tagout and system isolation procedures before using hand tools on any fastener.

Technical Specifications

• Opening Sizes: 5/8 inch and 11/16 inch
• Point Count: 12-point
• Offset Angle: 10 degrees
• Length: 10.3 inches
• Width: 0.9 inches
• Height: 0.6 inches
• Weight: 0.47 pounds
• Standard: ANSI B107.6
• Unit of Measure: Each

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: JHW7727A