Torque Limiting Extension and - Astro Pneumatic

The Astro Pneumatic 78818 Torque Limiting Extension is an indispensable tool designed for professional technicians who require precise, controlled torque application when utilizing impact wrenches. This specialized 1/2" drive extension prevents fastener overtightening by flexing within a calibrated range, effectively safeguarding critical components like wheels and suspension hardware from damage. It ensures consistent, repeatable torque in demanding automotive and light industrial environments.

Key Features

• Calibrated Torque Control: Engineered to flex at a specific torque value, this extension helps prevent over-torque on studs, bolts, and nuts when paired with pneumatic or cordless impact wrenches, protecting against fastener and component damage.
• Impact-Rated Durability: Constructed from robust chrome molybdenum alloy steel, it is designed to withstand the high-impact demands and continuous use found in professional automotive and light industrial settings, ensuring long-term reliability and resistance to fatigue.
• Consistent Fastener Accuracy: Delivers uniform torque across multiple fasteners, which is crucial for passenger cars, light trucks, and SUVs where accurate wheel and brake service directly impacts vehicle safety and performance.
• Component and Tool Protection: Minimizes the risk of stretched studs, damaged threads, and broken fasteners, while also reducing unnecessary stress and wear on impact wrenches and sockets often caused by excessive torque.

Applications

The Astro Pneumatic 78818 Torque Limiting Extension is ideally suited for:

• Wheel & Tire Service: Facilitates the correct installation and removal of wheel lug nuts, ensuring proper clamp load for various vehicle types and enhancing overall vehicle safety.
• Suspension & Brake Work: Provides controlled torque during repairs on suspension, steering, and brake systems, helping to prevent component distortion, premature wear, or alignment issues.
• General Automotive & Industrial Assembly: Enhances consistency and reduces rework in a wide range of repair and assembly tasks that demand controlled torque from an impact tool.

Specifications

• Model: 78818
• Manufacturer: Astro Pneumatic
• Weight: 5.56 lb
• Dimensions: 12" L x 8" W x 2.25" H