Many Chrysler vehicles require special sockets to safely remove and install their unique ball joints. The Powerbuilt Specialty Ball Joint Kit has been engineered for efficiently removing and installing ball joints on many Chrysler vehicles. The special 4-sided sockets provide a positive fit on the unique special threaded upper ball joints. Durable hardened sockets are 3/4 inch square drive to allow the use of long breaker bars, necessary to generate the very high torque required for servicing. Kit includes a heavy duty carry case with usage photos and detailed instructions.