FUNCTION-6 In 1 set, common size combinations multiply the range and capability of your socket system making your set very versatile with multiple repair needs. SET INCLUDES: This adapter set includes 3 pc. reducers and 3 pc. adapters: 3/8-inch drive (F) to 1/4-inch drive (M) reducer, 1/2-inch drive (F) to 3/8-inch drive (M) reducer, 1/4-inch drive (F) to 3/8-inch drive (M) adapter, and 3/8-inch drive (F) to 1/2-inch drive (M) adapter. DESIGN CONSIDERATIONS: The adapters' spring-loaded detent balls securely latch sockets, Get the most out of your sockets with this handy set of adapters and reducers that insure you'll always have the right size for the job. QUALITY MATERIALS: These adapters and reducers are made from high-strength, heat treated chrome vanadium steel and have a corrosion-resistant nickel/chrome plated finish for industrial, mechanical or construction work. These adapters meet exceed ANSI/ASME standards. RELIABLE | EFFECTIVE | EFFICIENT: Users trust SUKUDON to be quality tools. You are backed by Limited Lifetime Warranty. If you have any issues with your SUKUDON 6 Piece Socket Adapter and Reducer Set, simply contact customer service for troubleshooting help, parts, replacement, or refund. Colour: silver Product includes: 6pcs Size: 3/8-inch drive (F) to 1/4-inch drive (M) reducer: 26mm 1/2-inch drive (F) to 3/8-inch drive (M) reducer: 36mm 3/4-inch drive (F) to 1/2-inch drive (M) reducer: 49mm 1/4-inch drive (F) to 3/8-inch drive (M) adapter: 27mm 3/8-inch drive (F) to 1/2-inch drive (M) adapter: 36mm 1/2-inch drive (F) to 3/4-inch drive (M) adapter: 49mm Notes Please allow 1-3cm error, due to manual measurement, please ensure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual colour of the item. Thank you for your support!