Auto Groundskeeper, No. LT-525

The Lock Technology Auto Groundskeeper, No. LT-525, provides a good ground for test light and multimeter diagnostic use. Especially useful in the auto industry where testing is most difficult due to increased use of plastics. Universal design fits in any power plug, this tool even provides ground in dead power plugs. Manufactured from spring steel and injection molded plastic for lifetime, trouble-free operation.