SUPERIOR QUALITY: Our socket wrench sets are made of high-density carbon steel, which is tough enough to greatly increase strength and longevity, providing reliability when you need emergency repairsEXTEMSIVE COMBINATIONS: This wrench and socket set contains most of the commonly used sizes to meet almost all of your needs, and a variety of combinations and extension rods help you to be more flexible in different scenariosCOMPACT ARRANGEMENT: Our ratchet and socket set stows in a compact case to keep your tools organized and easy to carry, transport and store, complete with foam inserts to keep tools from falling out. The small size makes it easy for you to be able to use it effectively in tight spacesEASY TO USE: This socket wrenches kit comes with quick release switch and reversible mechanism for easy assembly and a comfortable grip on the handle, giving you a better working experienceYOU CAN GET: The ratchet wrenches set included 21x bits, 13x sockets (4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14 mm), 1x spinner handle, 1x quick ratchet handle, 1x universal joint, 2x extension bar, 1x flexible extension, 2x sliding t-bar, 1x bit adapter, 3x hex ratchet