Matco Tools RTK810 Relay Test Jumper Kit

This is a Matco Tools relay test jumper kit, model RTK810. It's designed to make testing relays on live circuits a lot easier. Includes four jumpers that fit most popular relays on Ford, GM, and Chrysler vehicles, plus standard Bosch types. The kit comes in its original gray plastic carrying case. Used, but the case and label are in good shape.