Check the listing for details. Multimeter Test Lead Kit 4mm Banana Plug with Wire Piercing Puncture Probe. Condition: New. Listed at 16.99 USD. Both ends of this test leads are injection molded standard 4mm banana plugs. Straight plug to right angle plug. Length: 3 ft. The inner core of the test lead is oxygen-free copper wire. The material of the banana plug is pure copper, and the injection layer is ABS + PA. So the test lead is more soft, easy to use and has a long service life. Puncture probes are made of high quality material which is PA surface and stainless steel needle. It can be easily connected with the 4mm banana plug test leads. Perfect for wire piercing. No need to strip off the cables and no damage to the cables. High reliability and long service life. Perfect for testing with multimeters, clamp meters and other probes which has standard 4mm banana jack. The addition of the puncture probes further extended the test application. Not only can it be used for multimeters, but also for automotive car repairing. Package include: 2PCS male to male 4mm banana plug multimeter test leads. 2PCS Puncture Probes. CATIII 1000V 10A. Wire Size: 14AWG.