Grant's Garage Refrigeration Tool Set 4 pack: 1 Green Service Wrench (1/4, 3/8, 3/16 & 5/16) + 1 Ratchet Box End Wrench (5/16 x 1/4) + 2 Air Conditioning Valve Hex Tools

4 PACK SET INCLUDES: (1) Green Refrigeration Service Ratchet Wrench(1) 5/16 X 1/4 Box End Ratchet Wrench(2) Air Conditioner Valve Stem Keys (because we know you will lose one!) FRIDGE WRENCH: (4) standard square sizes that are most commonly used in the Refrigeration Industry (1/4, 3/8, 3/16 & 5/16). So whether you are working on Prep Tables, Roof Top Units, Grocery Store Racks, Ice Plants or large Chillers this service wrench will cover it all. BOX END RATCHET: We all have run into that one screw that is right next to the wall because the installing contractor is a nice guy, this wrench is perfect for those situations! In hard to reach places you can also pull the bits out of your multi driver and turn them easily in tight quarters with this wrench. HEX KEY: Each key has a square end that fits the service wrench on one end then is stepped for both liquid line and suction line service valves. The Liquid line is 3/16 and the Suction or Vapour line is 5/16. This is a tool that makes opening or closing Air Conditioning Valves much less of a pain and we provide two of them in each set.