General description The BlueSpot Impact Torx Bit Sockets set includes 15 pieces of extra long sockets designed for use with 1/4", 3/8", and 1/2" tools. These sockets are perfect for tackling a variety of tasks, providing versatility and convenience in your toolkit. Technical specifications Material: Heat treated chrome vanadium (sockets) Material: Heat treated S2 steel (bits) Length: 110 mm Drive sizes: 1/4", 3/8", 1/2" Finish: Phosphate Compatibility and accessories 1/4" Drive: T6, T8, T10, T15, T20, T25, T27, T30 3/8" Drive: T40, T45, T47, T50, T55 1/2" Drive: T60, T70 Other information Supplied in a plastic tray for convenient storage.