The 2010 Snap-on Air Conditioning Equipment and Tools Catalog features:A/C Refrigerant Recovery, Recycling and Recharging SystemsRefrigerant IdentifiersAccessories for A/C RecyclersFilter and Compressor Oil Change KitsVacuum PumpsManifold Test Gauge SetsElectronic Leak DetectionUV Leak DetectionUV Leak Detection LightingA/C Service ToolsThermometers