Lincoln Lubrication Industrial Cooling System Pressure Test Kit includes hand pump, adapters and features a incorporate as well as innovative adapter design that ensures quick and easy set up for avoiding breakdown. It has large volume capacity that reduces time and strokes required to pressurize cooling system. This kit connects using self-locking quick-disconnects for easy and time saving assembly as well as breakdown. It has a thumb-operated relief valve for quick pressure release and is easy to use.