These BlueSpot Impact Socket Adaptors are manufactured from chrome vanadium steel for increased strength and durability. The adaptors have a 1/4in hex shank drive and are suitable for use with cordless screwdrivers and drills. A ball bearing helps secure the socket when in use. This 3 piece set contains 1/4in, 3/8in and 1/2in. Specification: Length: 150mm (6in) https://elecena.pl/product/27272156/bluespot-tools-14117-impact-socket-adaptor-set-3-piece 2024-11-14 https://elecena.pl/product/27272156/bluespot-tools-14117-impact-socket-adaptor-set-3-piece 2025-03-16 https://elecena.pl/product/27272156/bluespot-tools-14117-impact-socket-adaptor-set-3-piece 2025-03-27 https://elecena.pl/product/27272156/bluespot-tools-14117-impact-socket-adaptor-set-3-piece 2025-09-03 https://elecena.pl/product/27272156/bluespot-tools-14117-impact-socket-adaptor-set-3-piece 2025-11-27