Features: The small tip can slide through the weather bag seal to the probe connector.As acupunctures and moxibustion probes, they are used to pierce- the insulation of wires, so as to conduct automobile electrical measurement without damaging wires.When dealing with small circuit boards, they can be used as needle probes.This set of 5 probes is also equipped with 20 replacement pins, eliminating the need to replace the entire probe.Its diameter is very small, and the needle tip is particularly -sharp, making it an -ideal choice Compatible penetrating the insulation of small diameter wires.Specifications: Material:ABS,MetalColor:Black,Blue,Yellow Red,GreenFull probe length (1 piece): 65mm/2.56 inches.Pin length: 37mm/1.45 inches.Package Includes: 5x Test Probe Pinsnote: Please allow 1mm errors due to manual measurement.Due to the difference between different monitors, the picture may not reflect the actual color of the item.