2 OR 3 POINT GROUND RESISTANCE TESTER, 136.100 136.100
2,3 OR 4 POINT DIGITAL GROUND RESISTANCE 4500
CLAMP-ON GROUND RESISTANCE TESTER 3730
CLAMP-ON GROUND RESISTANCE TESTER 3710
CLAMP-ON GROUND RESISTANCE TESTER W/ 3731
CLAMP-ON GROUND RESISTANCE TESTER, 3711 3711