Function: 6 in 1 set: Common size combinations multiply the range and capacity of your socket system, making your set very versatile with multiple repair needs DESIGN TIPS The adapters' spring-loaded balls lock securely. Get the most out of your sockets with this handy set of adapters and reducers that ensure you always have the right size for the job Quality materials: these adapters and reducers are made from chrome steel Heat treated vanadium and corrosion resistant nickel/chrome finish to eliminate the risk of rust for long tool life, for industrial, mechanical or construction work. Easy to IdentifyEach socket has its size printed on the socket itself, making it easy to identify after removing a handle from the shell Easy storage: plastic case for easy storage and easy transport of all components, very practical for daily use Do you want a new set of tools for industrial, mechanical or construction work? Set of 6 adapters is made of heat-treated chrome vanadium steel with a corrosion-resistant nickel/chrome finish. Allows you to use the socket sets you already need to make repairs that require other disk sizes, saving you the trouble and cost of purchasing new tool sets. Set includes: This set of adapters includes 3 pieces. Reducers and 3 pieces. Adapters: 1/4" (F) to 3/8" (M) drive. 3/8" (F) to 1/4" (M) 3/8" drive (F) to 1/2" (M). 1/2" drive (F) to 3/8" (M). 1/2" drive (F) to 3/4" (M). 3/4" drive (F) to 1/2" (M). ladaceae