KAWISH 2PCS Multimeter Test Leads Set Automotive Wire Piercing Probes Insulation Back Probes for 4mm Banana Extended Test Cable Value puncture set: 2PCS male to male 4mm banana plug multimeter test leads, 2PCS red + black wire puncture probe. The case of the piercing test clips can be removed and the probes inside can be used separately, enough for your daily use and replacement. Insulation material: The piercing probe is made of high quality insulation material, heat and cold resistant, and the non-slip surface provides a comfortable and reliable grip, allowing you to focus on accurate measurements. Cable protection: The Puncture Probe Pins can pierces and clamps the cable, making it easy to measure the signal from the cable. There is no need to strip or damage wires during use and is suitable for cables smaller than 4mm in diameter. 4mm connector: The Piercing Clip Test Probe ends in a standard 4mm banana socket for a perfect connection to the included test leads. It can also be connected to the measuring leads of most multimeters. ( Extension cords also have a 4mm interface) Easy to carry: The size of the Insulation Piercing Clip is: 11.7cm*1.75cm (4.6*0.68 inches) and the extension cord is 100cm/39.4inches long, which is the right size to put in your toolbox without taking up too much space. Product Description This tool kit include 1 red and 1 black Piercing Test Clip.1 red and 1 black extension cable .aplus-v2 { display: block; margin-left: auto; margin-right: auto; } .aplus-v2 .aplus-3p-fixed-width { width: 970px; } .aplus-v2 .aplus-3p-fixed-width.aplus-module-wrapper { margin-left: auto; margin-right: auto; } About piercing test clip it can easily pierce the outer skin of the cable .making it easy to measure the signal of the cable. The connecting hole is a 4mm banana seat.It can be connected to most multimeter measurement lines. The extension cable is also have 4mm connector.it can connect piercing test clip and multimeter or other measuring instrument.Very convenient. The outer casing of the piercing test clip can be removed, The probe inside can be used alone.Also very useful USE: 1. Rotate the end of the pierce probe test clip to place the test cable on top of the probe test clip 2. Rotate the end of the puncture probe test clip, the ultra-fine probe in the puncture probe test clip can pierce the cable sheath, so that the signal cable can be used for non-destructive testing. 3. The unique V-shaped groove design of the puncture probe test clip ensures that the cable is stable and does not slip. 4. After the test is completed, rotate the end of the puncture probe test clip to remove the wire, and the cable sheath is intact. Notes: 1. Transition: 1cm=10mm=0.39inch 2. Due to manual measurement, please allow 0-1cm error. Make sure you don't mind before bidding. 3. Due to the difference of different monitors, the picture may not reflect the actual color of the item. Thanks! Whether you're an electrician or a DIY enthusiast, this tool is perfect for you.