Mastercool 43012 Cooling System Vacuum Purge & Refill Kit 22pc It also has a screen

It also has a screen inside the funnel to prevent contamination

Display Digits: 4

75 degrees offset ring

1/4-Inch drive bit sizes: TR8

Key learning

Mastercool 43012 Cooling System Vacuum Purge & Refill Kit 22pc It also has a screenRefill new coolant by creating a vacuum in the cooling system No need to undergo time consuming air bleeding after refilling new coolant Sealing collar with three rubber bushings offers a wide variety of applications for radiator filler necks Minimizes the risk of engine overheating Includes: Vacuum Gauge (43013 001 G): 0 30 inHg Sealing Collar: Turn clockwise to expand rubber Valve: To control air and coolant flow Quick Coupling: For connecting