- Tools & Garage Gear
- Automotive Tools
- OTC Tools Cord Circuit Testers
OTC Tools is an affiliated Bosch Tools brand and major supplier of vehicle servicing tools and equipment. They offer a variety of cord circuit testers designed for testing electrical circuits. Locate shorts, grounds and open circuits through a heavy duty cord. Checks 6 and 12-volt systems safely with heavy duty probes. Stay on top of electrical issues with OTC Tools cord circuit testers.