OTC 7645 Parasitic Battery Draw Test Switch Shop By Category > Cooling System>Radiator Filler 14mm and 15mm crows foot

14mm and 15mm crows foot wrenches also included

Brush Research GBD41224 Gbd 4-1/2" (114mm) 240sc Flex-Hone

Adapters sit on the hoist or jack saddle and seat inside frame holes on GM vehicles to prevent the saddle lip from damaging frames or subframes

Harley Davidson Kastar Lang 5530 Intake Manifold Wrench for Big Twin

200 Lumen LED Single Fixture Work Light w/Magnetic Base

OTC 7645 Parasitic Battery Draw Test Switch Shop By Category > Cooling System>Radiator Filler 14mm and 15mm crows footOTC Tools OTC 7645 Parasitic Battery Draw Test Switch. Finding electrical problems that drain the battery is getting harder all the time. Using the draw test switch w your digital amp meter takes the guesswork out of a complicated job. Attach the test switch between the negative battery cable & the battery, & then road test the vehicle. Next, connect an amp meter to the switch to determine the parasitic amperage draw, & locate the excessive electrical