mastercool

Cool down your work station by moving MASTERCOOL Air in! Moves air up to: 300 CFM, variable Speed Switch Controls Motor For indoor or outdoor use ...

Attaches to the Mastercool 20300 and other similar fans 1320 Watts, 120 Volts 11 Amps, 5000 BTU Converts Blower into a Heater Clips Securely onto ...

Cool down your work station by moving MASTERCOOL Air in! Moves air up to: 1200 CFM For indoor or outdoor use Variable Speed Switch Controls Motor,...

Refill new coolant by creating a vacuum in the cooling system No need to undergo time-consuming air bleeding after refilling new coolant Sealing c...

No need to undergo time-consuming air bleeding after refilling new coolant Conical adapter offers a wide application to different radiator filler ...

Pneumatic brake caliper piston compressor kit constructed of light weight durable anodized aluminum. Right or left hand wind-back operation for rea...

Pneumatic wind back tool offers energy-savings on brake calipers Pneumatic tool allows right and left-hand rotation

Diagnose HD truck intakes, exhaust, vacuum lines and components, cabin air and water leaks and much more. Not for EVAP testing Accessories Uses sh...

Diagnose all turbo, intakes, exhaust, vacuum lines and vacuum components, manifolds, passenger compartment window and sunroof, headlight/tail-ligh...

The 43062 accessory kit contains the bladders and adapters to service trucks and heavy-duty equipment. Standard quick connect fittings, large bladd...

Detects and exposes external system leaks Detects internal engine leaks due to blown gaskets or cracked block Includes blue and black radiator cap...

Detects and exposes external system leaks Detects internal engine leaks due to blown gaskets or cracked block Vacuum type cooling system Purge and...

Detects and exposes external system leaks Detects internal engine leaks due to blown gaskets or cracked block Includes blue and black radiator cap...

Adapter update kit to be used with 43300 Detects and exposes external system leaks Detects internal engine leaks due to blown gaskets or cracked b...

Remove the complications that often result from unreliable rubber plugs or bladders with our heavy duty cooling system pressure test and refill ki...

Offers a quick and easy way to test the freezing point of coolant/anti-freeze (NOT DEF) Compatible with Ethylene or Propylene Glycol Measures batt...

AC Vent Thermometer Measures temperatures between 0-200F

The 52224-CC offers circular laser targeting accuracy, enhanced back-lit LCD Display and an expanded temperature range. The compact design is simpl...

The 52224-A offers laser targeting accuracy, enhanced back-lit LCD Display and an expanded temperature range. The compact design is simple to use a...

Take temperature measuring to another level with Mastercool’s new Thermal Imaging Camera. See the thermal outlines and hot spots of objects. Fully...

Mastercool’s new nitrogen regulator is specifically designed to meet the specifications of HVAC/R and automotive A/C systems. This single stage nit...

180 Degree swivel head gets into tight places Heavy Duty Metal Construction Includes UV Enhancing Safety Glasses

UV Dye Injector Refillable Type Includes hose with a R134a coupler and auto shut-off valve adapter for 1/4" FL systems, and 2 oz. Bottle of Conce...