Lisle 12770 3/8" Drive 19mm Line Socket

The Lisle 12770 is a specialized 19mm line socket designed for working on fuel lines, particularly on diesel engines. This precision tool is engineered to fit fuel line nuts on Cummins ISB engines and 2011 and older diesel engines, providing secure access where traditional tools cannot reach.

Key Features:

• Reduces the possibility of fuel leaks and prevents damage to fittings, fuel rails and fuel lines
• 3/8" square drive for use with standard ratchets and extensions
• 19mm opening specifically sized for fuel line coupling nuts
• Part of Lisle's 12030 line socket set
• Professional-grade construction for durability

This line socket is an essential tool for automotive technicians and diesel mechanics working on fuel system repairs and maintenance. The specialized design allows for easier removal and installation of fuel line fittings without rounding off the nut or damaging the fuel system components.