Check the listing for details. 2PCS Automotive Wire Piercing Probes Puncture Probe with 4mm Banana Socket. Condition: New. Listed at 13.99 USD. Puncture probes are made of high quality PVC insulation materials which are heat and cold resistant with safety ratings up to CAT III 1000V. The rubber overmolded surface provides you with a comfortable and reliable grip, allowing you to focus on precise measurements. Piercing probes can puncture and clamp the cables, freeing your hands. There is no need to strip or damage the cable during use. Suitable for piercing cables with a diameter less than 4mm. The end of the probes is a 4mm standard banana socket, which are compatible with all 4mm banana plug leads. With the puncture mode in the opposite direction, the puncture effect will be better. Package include: 2PCS wire piercing test probes red + black. Warranty: Hope you can be satisfied with our test probes. We provide guarantee of a 30-day replacement or refund for any problem and 1 year warranty. If you have any question, feel free to contact us.