Line Socket, 21MM - Lisle

The Lisle 12540 21mm Line Socket is a professional-grade tool engineered for the precise and safe removal and installation of fuel line fittings. This specialized socket is designed to provide a secure grip, significantly reducing the risk of damage to sensitive fuel line components, fuel rails, and the lines themselves, thereby preventing potential fuel leaks. Its robust construction ensures reliable performance in demanding automotive and industrial environments.

Key Features

• Precision Fit: Designed specifically for 21mm fuel line fittings, ensuring a snug and secure engagement.
• Damage Prevention: Minimizes the risk of rounding or stripping flare nut fittings and other fuel system components.
• Durable Construction: Built from high-quality materials to withstand the rigors of heavy-duty professional use.
• Efficient Operation: Streamlines the repair and maintenance process for fuel systems.
• 3/8" Square Drive: Compatible with standard 3/8-inch square drive ratchets and extensions for versatile use.

Applications

This 21mm line socket is an essential tool for professional technicians and mechanics working on automotive fuel systems. It is primarily used for the delicate task of servicing fuel line fittings, where standard open-end wrenches or conventional sockets can often cause damage due to limited contact points. Beyond fuel lines, it can also be effectively utilized for heater hoses and vacuum lines where a precise, non-damaging grip is crucial. Its design is particularly beneficial in tight or obstructed areas where access is challenging. Common vehicle applications include various Volkswagen, Audi, BMW, and Porsche models.

Specifications

• Size: 21mm
• Drive Size: 3/8" Square Drive
• Shipping Weight: 0.5 lbs
• Dimensions: Approximately 4 x 1.25 x 1.25 inches