Features and Benefits:

• These tools allow the user to service valve cores without losing the systems charge
• This remover/installer kit makes removal or insertion much easier, especially on the larger R-134A valve cores
• Mastercool's new unique design offers a locking device (patent pending) that holds the shaft in place while removing or installing the valve core
• Less down time saves money
• All packaged in a plastic molded box

Kit covers all R12 & R134a system valve cores for Standard, JRA, Eaton and GM Large Bore.