Apex 81771 Long Pattern Combination Wrench 3/8 Inch Sae

Product Description

The APEX 81771 is a long-pattern combination wrench sized at 3/8 inch SAE with a 6-point box end. It is built from alloy steel and designed for professional use in mechanical, maintenance, and trade applications. The off-corner loading geometry on both the open and box ends grips fasteners away from the corners, reducing rounding and delivering up to 25% more torque compared to standard designs. The box end is offset 15 degrees for improved access in tight clearances. Overall length is 6.2 inches, and the wrench weighs 0.09 pounds.

This wrench suits residential and commercial mechanical work, automotive service, HVAC equipment installation, plumbing rough-in, and general maintenance tasks where a 3/8 inch SAE fastener is common. The long-pattern length provides additional leverage over standard-length combination wrenches, making it useful in applications where extra reach or torque multiplication is needed. The size is stamped directly into the beam for permanent, at-a-glance identification.

Key Features

• Off-corner loading on both ends reduces fastener rounding and increases torque delivery by up to 25%
• Box end offset 15 degrees for better access to recessed or obstructed fasteners
• Long-pattern length of 6.2 inches provides additional leverage over standard wrenches
• Alloy steel construction for durability in demanding trade environments
• Size stamped on beam for quick, permanent identification
• 6-point box end for a secure grip on hex fasteners

Compatibility

Designed for use with 3/8 inch SAE hex fasteners in general mechanical, HVAC, plumbing, and maintenance applications.

Installation Notes

This wrench is a hand tool used by HVAC technicians, plumbers, electricians, and general mechanics. Apply force steadily and avoid using extension handles or cheater bars not rated for the tool, as this can damage the wrench or the fastener. Inspect the wrench for cracks or deformation before use and replace if worn. Always select the correct size to prevent fastener rounding.

Technical Specifications

• Drive Type: 6 Point
• Size: 3/8 inch SAE
• Pattern: Long
• Box End Offset: 15 degrees
• Overall Length: 6.2 inches
• Weight: 0.09 pounds
• Material: Alloy Steel
• Unit of Measure: Each

Standard Information

• Brand: APEX
• Manufacturer Part Number: 81771