Air Conditioning Service Tools

Manual style A/C hose crimper. The dies snap quickly into place requiring no pins or screws. The unit can be easily mounted to a bench using the ho...

The perfect tool for replacing damaged valve cores with R1234yf refrigerant in the system without losing the systems charge. Attaches to R1234yf s...

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...

1234YF refrigerant visual inspection sight glass allows the technician to visible inspect the condition of the refrigerant in any 1234YF automotiv...

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

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

The Mastercool 91490 features a sturdy ball valve design which controls refrigerant flow with 1/4 turn of the valve lever. Lever position also give...

Injector hose comes complete with a R1234YF coupler. To inject the oil or dye, simply connect the injector to the low side of the A/C system and t...