Pair of fully insulated piercing spring load test probes

You can use this automotive probes to test components or check places which are hard to reach, such as under the hood or under the dash board. Use it on fuel injectors or sensors while providing complete insulation to grounding due to its design. You can make contact with insulated wires without cutting or stripping insulation and can control needle depth to minimize insulation damage. Tiny holes left in the insulation can easily be sealed.