- Comprehensive Refrigeration Service Key Set : This set includes four essential sizes: 1/4", 3/8", 3/16", and 5/16". Ideal for effective repairs and maintenance of air conditioning and refrigeration systems. - Heavy-Duty Construction : Crafted from robust metal material, these keys offer unparalleled durability and resilience, ensuring they withstand the rigors of regular use in demanding environments. - Versatile Compatibility : Designed to service a variety of equipment, this key set allows for effortless opening and closing of compressor service valves, making it a must-have for HVAC technicians and homeowners alike. Practical Applications : - Air Conditioning Repairs : Quickly access and repair service valves on residential or commercial AC units, helping restore cool air with minimal downtime. - Refrigeration Maintenance : Ideal for servicing refrigerators and freezers, ensuring they operate efficiently and effectively by facilitating easy valve access. - Professional Use : Perfect for HVAC technicians who need a reliable toolset for routine maintenance and urgent repairs, ensuring they can meet clients' needs promptly. Choose this Refrigeration Service Key Set for its quality, functionality, and versatility in supporting your HVAC service tasks.