Performance Tool W343B SAE Combination Wrench - 1-3/8

The Performance Tool W343B is a professional-grade 1-3/8" SAE combination wrench designed for heavy-duty fastening applications. This wrench features a box end on one side and an open end on the other, providing versatility for different working conditions and access requirements.

Key Features:

• 1-3/8 inch SAE size for large fasteners commonly found in industrial and heavy equipment applications
• Combination design with 12-point box end and open end for maximum versatility
• Drop-forged chrome vanadium steel construction for superior strength and durability
• Chrome-plated finish resists rust and corrosion while providing easy cleaning
• Meets or exceeds ANSI specifications for hand tools

This large-size combination wrench is ideal for agricultural equipment, heavy machinery, industrial maintenance, and other applications requiring substantial torque on large fasteners. The box end provides excellent grip and reduces the risk of rounding fastener corners, while the open end allows for quick repositioning in tight spaces.