Trailer Caravan Tow Bar Socket & Plug Tester Wiring Circuit Plug Checker 7 Vernier Callipers & Micrometers clay bricks

clay bricks

Total length of the punch 50mm

One end has a crimped Euro Male Fitting

Total length of the screwdrivers – 570mm

Can clamp up to a maximum dimension (diameter) of up to 1/2"

Trailer Caravan Tow Bar Socket & Plug Tester Wiring Circuit Plug Checker 7 Vernier Callipers & Micrometers clay bricksThis listing is for a trailer caravan and tow bar socket plug checker. Will test both the trailer lights and the vehicle socket. Can test trailer lights without plugging the trailer into a car. Requires a 9V PP3 Battery. (not supplied). Simple to use, plug into the vehicle and turn the lights on to test the tow bar socket. Connect to the trailer caravan and press the yellow button to test the trailer caravan lights. Easy to read LED display bank shows