Description: Insulation Piercing Test Clip Set Alligator Probes For Car Circuit Detection. In certain circumstances can not be found to be measured point and the need to break the wire jacket on the signal test, can easily use this tool, the plug is easy and common use of the table with a simple, safe and fast. Connect method4mm socket connection. Application scopeMatch with the test of Multimeter or Oscilloscope for high voltage. Product featuresSharp and hard stainless steel needle can easily pierce the surface of cable but doesn't destroy it.It can be widely used about the non-destructive cable test in Auto,Power,Industry. Specification: Metal materialBrass, stainless steel Surface:Nickel plated Insulator materialPA Use: Press the end of the test tool, the test cable (about 4mm in diameter) into the test tool Release the button and test tools within the very fine probe can pierce the cable jacket direct and conductor, thus to cable signal for nondestructive testing. Unique V type line groove design, to ensure that the position of the barbed wire is in the middle of the cable, the efficiency is very high. After testing, release the button to remove the wire, cable sheath unscathed. Package Includes: 1 Piece Piercing Test Clip