"Check Point" Circuit Tester Nut Driver Sets All included in a handy

All included in a handy storage carrying case

Acme threaded screw for durability

For heavy trucks

Long pattern length

1/2" Drive 17mm Hex Bit

"Check Point" Circuit Tester Nut Driver Sets All included in a handy"Check Point" Circuit Tester Features and Benefits: By far the largest selling and most widely used automotive circuit tester Quickly checks all 6 and 12 volt systems Use with power on Supplied with 48" ground wire Use to locate shorts, grounds and open circuits WARNING: This product can expose you to chemicals, including Lead, known to the state of California to cause cancer or birth defects or other reproductive harm. For more information, vist www.