The Air Conditioning Key is a multi-purpose lock cover for installing and removing locks used in HVAC systems using 410A and R22 refrigerants. The Universal Air Conditioning Locking Cap Tool Key comes with a spring loaded clasp for easy carrying and storage. It fits easily into tool bags and technician backpacks for quick access during maintenance and repairs. Air Conditioner Service Valve Key Tool 410A and R-22 Use at the angle of the service port where space is at a premium; the 3-in-1 tool is convenient and efficient, saving time and effort. The HVAC 3-in-1 Multi-Key Tool comes with a quick spring-loaded clasp that makes it easy to hang on to other keychains and is always ready to use and not easy to lose.<br><br>Colour:silver Material:Metal<br><br>Package Contents: 1 set * hvac hand tools<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.