Features and Benefits:

• Designed to be used on slotted adjusting screw in tapered kingpins
• Application: Majority of Mack front axles (12,000 to 20,0000 lbs.)
• Use with 1/2 in. square drive ratchet or breaker bar
• A must have socket for any technician(s) working on Mack trucks.


The ESCO 1.8 IN MACK KING PIN SOCKET is designed to get the job done safer and easier while working on Mack trucks. Manufactured for use with 1/2 in. square drive ratchets and breakers bars. Designed to fit the slotted adjusting screw in tapered kingpins that are most commonly used on most Mack front axles (12,000 to 20,000 lbs.).