Mastercool 53376YF - Visual Inspection Sight Glass with R1234YF Quick Couplers Safety Glasses & Goggles 8 oz (51g)

8 oz (51g)

The holding tool surrounds the entire perimeter of each cam to provide a no-slip work area when moving the hard-to-reach and often rusty OEM cams on 1999 and newer GM 1/2

The Sunex 11 Pc

Easily refillable with butane and will last up to 2 hours between refills

Mastercool 53376YF - Visual Inspection Sight Glass with R1234YF Quick Couplers Safety Glasses & Goggles 8 oz (51g)Quickly Diagnose Refrigerant Contamination and Determine if A C System Flushing is Required Save time and prevent costly A C component failures by accurately inspecting the condition of refrigerant inside automotive air conditioning systems. The Mastercool Refrigerant Oil Visual Inspection Sight Glass allows HVAC and automotive technicians to visually inspect refrigerant, oil, dye, and debris contamination in R1234yf A C systems. The condition of