CTA Tools 3467 GM and Chrysler Fuel Line Retaining Clip Tool Set Designed to Release the Nylon Retaining Clip For Use on In-Tank Electric Fuel Pumps on Newer GM And Chrysler Models Features 3/8-Inch and a 5/16-Inch Size Tool Heavy-Duty Construction Allows for Strength and Durability Whether Tuning Up Your '68 Corvette or Changing The Oil on a John Deere Tractor, CTA Can Supply You with the Tools Needed to do the Job