Features: brand new and high quality There are 3 types you can choose, 1 set curved ratchet wrench, 1 set straight ratchet wrench and 1 Hexagon Bit Adapter. 4 Different Sizes of Refrigeration Service Wrench Set: 1/4", 3/8", 3/16", 5/16", these sizes are the most commonly used sizes when repairing the air conditonning and refrigeration equipment. Hex Bit Adapter: 2 inch long, size: 3/16'' and 5/16''. Hvac service wrench set are made of high quality metal, strong, durable and corrosion resistant. the hex bit adapter is heat-treated black coating. Designed for repair use, for air condition, refrigeration and other equipments needing repair and fixing; for opening and closing compressor service valves, rotalock val ves and shutoff val ves. Specifications: Material: Metal Wrench length: 5.5 inch Hex adpater length: 2 inch Socket sizes: 3/16 inch, 5/16 inch, 1/4 inch and 3/8 inch Package Includes: 2x Ratchet Wrench 1x Hexagon Bit Adapter note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.