The Klein Tools 12-Inch Extra Capacity Adjustable Wrench is built for professionals who need a high-performance tool for torquing nuts and bolts in demanding environments. With a jaw capacity of 1.74 inches, this wrench handles larger fasteners while maintaining a compact profile suitable for confined workspaces. It is forged from heat-treated 6140 alloy steel for maximum strength and durability, making it ideal for electrical, mechanical, and industrial applications. The precision-machined jaws ensure smooth operation and a secure grip, reducing the risk of slippage during use.

This wrench features a large loop hole for tethering or peg storage. Laser-engraved SAE and metric scales support accurate adjustments, while the reversible jaw adds versatility. Chrome plating provides rust resistance, extending the tool’s service life in harsh conditions. Compliant with ASME B107.100 standards, this wrench is a reliable addition to any professional toolkit.

Key Features:

• 12-inch adjustable wrench with extra jaw capacity
• Jaw capacity: 1.74 inches (4.4 cm)
• Forged heat-treated 6140 alloy steel for strength and durability
• Chrome plated for corrosion resistance
• Precision-machined jaws for smooth operation
• Laser-engraved SAE and metric scales
• Reversible jaw for added functionality
• Large loop hole for tethering or hanging
• Complies with ASME B107.100 standard
• Weight: 1.83 lb (0.83 kg)
• Not insulated; not for use near live electrical circuits