4pcs Wire Piercing Probe Kit,Insulation Piercing Clip Tool for Multimeter Voltage Voltmeter Thermometer Testing (2mm Plug Long, 4mm Plug Short)

UMLIFE wire piercing probe kit are made of quality PA material and nickel-plated copper, tough, durable, scratch resistant and not easy to break; Slide to
Adjust: the wire probe pierces insulation on wires from 14 AWG to 22 AWG( 0.03" through 0.18" diameter) by rotating the bottom and sliding black spring clip; These wire piercing probes offer a secure grip on wires, allowing for seamless testing in various environments. Perfect for automotive and electrical applications, ensuring efficient measurements; how to use just need to insert the threading probe into the banana jack, clamp the wire with the probe, and then measure the voltage with a voltmeter, the red and black of the piercing clip set are used to distinguish the positive and negative; PackageWire Piercing Probe, Insulation Piercing Clip Tool for Multimeter Voltage Voltmeter Thermometer Testing((2PCS 2mm Plug long, 2PCS 4mm Plug Short)); Extended 2MM Banana Plug Insulation Piercing Clip Tool is 7.48 inch; the 4MM Wire Piercing Probe is 9.6 x 1.96 cm / 3.78 x 0.77 inches