SG Tool Aid

PROBE LOGIC HD AUTOMOTIVE

S & G Tool Aid computer safe automotive logic probe has a high impedance and the current draw is less than 7 milliamps to protect all vehicle circuits including computerized engine, body controls,...

STETHOSCOPE

CIRCUIT TESTER W/RETRACT WIRE & LONG PROBE

BULB MTN8700 & SGT27000

CIRCUIT TESTER W/RETRACTABLE WIRE HEAVY DUTY

JUMPER LEADS PERMA COIL

Great for working in confined areas, such as "cab forward" designed vehicles, to overcome obstructions like shock towers, air conditioning tubing and exhaust headers. Flash can be seen in bright...

Use this short tester to locate shorts quickly and inexpensively in 12 volt automotive circuits. Eliminates the need to remove upholstery and floor coverings. Simply connect leads to posts of blown...

Use to quickly trouble shoot ignition system. This device is hands-free and shows a duplicate view of the ignition spark. Its plastic body can withstand rough use and resists automotive chemicals. ...

COP SPARK TESTER

BULB FOR 23900

SHORT TESTER

Valve Core

Diesel Tester Adapter forCummins B Navistar/Intl HarvDT466 & 17mm Injectors