Versatile Use: Designed to fit various refrigerant caps, this HVAC Locking Cap Key is essential for installing and removing locking caps in systems using 410A and R22 refrigerants. Its multiple key interfaces allow engagement with different locking mechanisms, providing a universal solution for HVAC technicians. Multi-Key Functionality: Equipped with diverse key interfaces, this tool adapts to different locking mechanisms on refrigerant caps, serving as a comprehensive tool for various HVAC systems. Its efficiency and versatility eliminate the need for carrying multiple tools, enhancing convenience and usability in the field. Durable and Reliable: Constructed from premium materials, this refrigerant lock cap tool ensures longevity and reliability under frequent use and harsh conditions. Its ergonomic design offers comfort and ease of use, making it an indispensable tool for HVAC maintenance and repair. Compact and Lightweight: This Universal Locking HVAC Cap Tool Key is designed for portability and ease of storage. It fits easily into tool bags and technician packs, and can be attached to a keychain, ensuring it is always handy during maintenance calls. Essential Tool for HVAC Work: Featuring common key sizes for service valves, this HVAC Multi-Key Tool is compact, durable, and essential for anyone in the HVAC field. Keep it in your toolkit to be prepared for any maintenance or repair task, making it a must-have for professionals and DIY enthusiasts alike. Colour:Silver Material:Metal Package Contents: 1 x HVAC Locking Cap Key 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.