HEX KEY LONG 5/16 XXX - Lisle

The Lisle 42520 Long Arm 5/16" Hex Key is engineered for professional technicians and mechanics requiring reliable access and superior torque in demanding automotive and industrial environments. This precision-machined hex key provides extended reach and enhanced leverage, making it essential for engaging 5/16-inch hex fasteners, particularly in confined or deeply recessed areas. Its robust construction ensures consistent performance and longevity under rigorous daily use.

Key Features

• Extended Reach Design: Provides critical access for engaging deeply seated or difficult-to-reach 5/16" hex fasteners, improving efficiency in complex tasks.
• Precision-Machined 5/16" Hex Tip: Manufactured to exact tolerances from heat-treated alloy steel, ensuring secure, non-slip engagement that minimizes fastener head wear.
• High-Strength Alloy Steel Construction: Built from durable, heat-treated alloy steel to withstand high torque applications and the rigors of professional use, offering exceptional strength.
• L-Shape Configuration: Offers two distinct working ends, optimizing versatility and leverage for efficient tightening and loosening operations.
• Corrosion Resistance: Designed to protect against rust and other elements, extending the tool's lifespan in harsh working conditions.

Applications

This Lisle 42520 5/16" long arm hex key is an essential tool for a wide range of professional tasks, including:

• Tightening or loosening 5/16" hex bolts and screws during automotive maintenance and repair, such as on engine components, transmissions, or chassis.
• Assembling, disassembling, and adjusting industrial machinery and equipment where 5/16" hex fasteners are commonly utilized.
• Performing precision adjustments and repairs in various mechanical and electrical systems within commercial and industrial facilities.
• Accessing fasteners in confined spaces across diverse professional mechanical applications.

Specifications

• Manufacturer: Lisle
• Model Number: 42520
• Size: 5/16 inch
• Weight: 0.19 lbs
• Dimensions: 6.25 x 3.7 x 9.5 inches
• Type: Long arm hex key