Mastercool 3667 A/C System Pressure Gauge Air Drills 7 out of 5 stars

7 out of 5 stars 80 ratings 4

Manufacturer Part Number: 791213

15pc 3/4" dr

20pc Oil Funnel/Adapter Kit

Mastercool 3667 A/C System Pressure Gauge Air Drills 7 out of 5 starsThe Mastercool 3667 is a precision A C system pressure gauge designed for use in automotive and HVAC refrigerant service applications. It features a silicone anti flutter mechanism that stabilizes needle movement for accurate, easy to read pressure measurements. The dual scale dial displays both PSI and In Hg vacuum readings, while an integrated temperature scale in degrees Fahrenheit supports refrigerant identification. Compatible with R12 and R134a