This is the ideal Test Lead Kit for your automotive electrical testing requirements. It contains all the necessary connectors and wire to use as jumper leads or to test a wide variety of automotive electrical and electronic circuits. Kit has 48_ heavy duty, highly flexible test leads. Banana plugs will fit standard banana plug receptacles as found in multimeters. Stainless steel probes have 8-32 thread to accept most other female threaded test lead accessories. Supplied in a hangable plastic storage box. The kit includes: (1) Black (1) Red 48_ test lead with probe and banana plug, (1) Black (1) Red Plunger hook clip with 8-32 female thread, (1) Black (1) RedSpade connector with 8-32 female thread, (1) Black (1) Red Probe insulator extension, (2) Neutral Alligator clip with 8-32 female thread, (1) Black (1) Red Insulator for alligator clip, (1) Black (1) Red Insulated alligator clip with female banana plug connection.