WORKPRO 24-Piece Compact Drive Sockets Set 3/8" Ratchet with Blow Molded Case ANTI-CORROSIVE DURABLE MATERIAL - Our ratchet wrench and drive handle set is manufactured from high-grade, heat treated, chrome vanadium plated Cr-v steel which protects against corrosion and gives our sockets added durability and strength. No need to worry about leaving your kit outdoors as our tools are rust-resistant QUICK & EASY SOCKET CHANGE - This ratcheting wrench set comes with a push button ball bearing quick release mechanism that allows for easy and rapid socket change. With forward and reverse switch that lets you spend more time working and less time changing heads so you can work more efficiently 24-PIECE RATCHET KIT WITH CARRY CASE - This set includes 10-piece 3/8", Dr. SAE sockets: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"; 11-piece: 3/8" metric sockets: 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm, 3" extension bar, 5/8"(16mm) spark plug, 3/8" ratcheting handle & a blow molded storage case to keep your tools secure & organized EXCEEDS SAFETY STANDARDS - Our set meets and exceeds the ANSI standard for product safety. The ratchet handles are built with a non-slip comfortable grip that allows you to generate extra torque and prevent slippage while working. This kit is ideal for serious DIY enthusiasts and professionals LONG-LASTING TOOLS WITH LIFETIME WARRANTY - Our tools are made from high-grade Cr-v steel which makes them extremely durable and long-lasting. We are so confident in the quality and lifespan of our products that they are backed by our incredible lifetime warranty. If you have any issues, please dont hesitate to contact us anytime, night or day :-) Compact Blow Molded Case Specifically Designed layout keeps tool secure, clean and organised. Perfect for the serious DIY enthusiast or professional Constructed from Cr-v steel with heat treated and bright Chrome-plated, 72 teeth With Push button ball bearing quick release mechanism for easy and rapid socket change Forward &amp; reverse switch Non-slip comfort grip handle for extra torque Constructed from Cr-v steel with heat treated and bright Chrome-plated 3/8&#034; Dr. sockets in SAE and in Metric to meet your various needs Spark plug and extension bar allow for more applications Manufactured from high-grade chrome vanadium steel  with great workmanship Durable, tough and long-lasting Rust and corrosion resistance, waterproof,easy to clean