{"title":"Socket Accessory Sets","description":"\u003cp\u003eExtension bar sets, adaptor sets and universal joint sets that fill the gaps in an existing socket collection. Fixed, wobble and impact extension sets across all drive sizes.\u003c\/p\u003e","products":[{"product_id":"12pc-extension-bar-set-1-4-3-8-1-2-drive-by-britool-hallmark","title":"12Pc Extension Bar Set - 1\/4\", 3\/8\" \u0026 1\/2\" Drive By Britool Hallmark","description":"\u003cp\u003eManufactured from Chrome Vanadium steel, these extension bars feature a mirror finish and fixed ends for stable reach. Each bar is equipped with a spring-ball socket retainer to keep sockets securely attached during use. The set spans three drive sizes with four lengths per drive, ranging from 50mm up to 300mm.\u003c\/p\u003e\u003cp\u003eThe complete set is supplied in a precision-cut EVA foam tray measuring 395mm long, 184mm wide, and 35mm deep. This tray organises the tools and fits directly into standard roller cabinet drawers or top boxes.\u003c\/p\u003e\u003cp\u003eDeveloped as part of the Britool Hallmark range since the 1980s, these tools carry the Hallmark stamp of quality for professional workshop environments.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072628072774,"sku":"SMLES12 PROM2575","price":59.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-mixed-drive-extension-bar-set-smles12-jpg.jpg?v=1785944979"},{"product_id":"3pc-impact-universal-joint-uj-socket-set-by-britool-hallmark","title":"3PC Impact Universal Joint (UJ) Socket Set by Britool Hallmark","description":"\u003cp\u003eThis set contains 1\/4-inch, 3\/8-inch, and 1\/2-inch square drive universal joints. Constructed from heat-treated chrome-molybdenum steel, these impact-rated joints are built to withstand the high torque of pneumatic and cordless impact tools. A black phosphate finish protects each component against corrosion.\u003c\/p\u003e\u003cp\u003eThe design features a full 360-degree swivel ball joint for navigating tight angles, while a spring-loaded retention ball keeps sockets securely attached during operation. Each universal joint is laser-marked with the Hallmark logo and part number for quick identification.\u003c\/p\u003e\u003cp\u003eThe set is supplied in an EVA foam tray, designed to fit standard toolbox drawers and roller cabinets for organised storage.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072631939398,"sku":"IMPUJSET3 - PROM1932","price":36.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-3pc-impact-universal-joint-set-impujset3-jpg.jpg?v=1785945034"},{"product_id":"5-piece-1-4-and-3-8-drive-wobble-extension-bar-set-from-britool-hallmark","title":"5 Piece 1\/4\" And 3\/8\" Drive Wobble Extension Bar Set From Britool Hallmark","description":"\u003cp\u003eThis extension set is manufactured from chrome vanadium steel for strength and durability. The wobble-end design allows the socket to pivot, providing an offset angle of up to 15 degrees. This flexibility makes it possible to reach and turn fasteners that are obstructed by surrounding components.\u003c\/p\u003e\u003cp\u003eThe set contains two 1\/4-inch drive extensions in 50mm and 100mm lengths, and three 3\/8-inch drive extensions in 75mm, 150mm, and 250mm lengths. These sizes cover a wide range of reach requirements in light mechanical work.\u003c\/p\u003e\u003cp\u003eEach bar features the Britool Hallmark marking. The set is covered by the Hallmark guarantee against defects in materials and workmanship under normal use.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072632037702,"sku":"SMEWSET5 - PROM2412","price":26.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/smewset5_2__1.jpg?v=1785945033"},{"product_id":"8pc-3-8-1-2-drive-impact-extension-bar-set-by-britool-hallmark","title":"8PC 3\/8\" \u0026 1\/2\" Drive Impact Extension Bar Set by Britool Hallmark","description":"\u003cp\u003eThis eight-piece set contains a selection of impact-rated extension bars in both 3\/8-inch and 1\/2-inch drive sizes. The bars are manufactured from heat-treated chrome molybdenum steel to withstand high-torque applications. Each extension is equipped with a spring-ball socket retainer to ensure a secure connection to sockets during operation.\u003c\/p\u003e\u003cp\u003eThe set is supplied in an EVA foam tray, allowing for organised storage and quick identification within toolbox drawers, top boxes, or mobile cabinets. It is designed for use in professional automotive garages, industrial maintenance facilities, and heavy-duty mechanical workshops.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072634626374,"sku":"MLEPSET8 - PROM2121","price":66.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-8pc-impact-extension-bar-set-mlepset8-jpg.jpg?v=1785945088"},{"product_id":"8pc-wobble-extension-bar-set-3-8-drive-britool-hallmark","title":"8Pc Wobble Extension Bar Set, 3\/8\" Drive -  Britool Hallmark","description":"\u003cp\u003eThis eight-piece set of 3\/8 inch square drive extension bars incorporates a dual-position drive end. Pushing a socket fully onto the square drive locks it in standard fixed mode, while seating it one click forward engages the wobble mechanism.\u003c\/p\u003e\u003cp\u003eIn wobble mode, the extension provides up to 10 degrees of angular offset from the drive axis. This allows ratchets to clear adjacent obstructions while remaining fully engaged on difficult fasteners in confined engine bays and chassis areas.\u003c\/p\u003e\u003cp\u003eThe dual-function design eliminates the need for separate fixed and flexible extension bars. Part of the Britool Hallmark range, these bars work with standard 3\/8 inch drive sockets and accessories.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072635085126,"sku":"MEWSET8 - PROM2040","price":55.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-8pc-wobble-extension-bar-set-mewset8-jpg.jpg?v=1785945090"},{"product_id":"9pc-socket-adapter-and-universal-joint-uj-set-britool-hallmark","title":"9pc Socket Adapter and Universal Joint (UJ) Set - Britool Hallmark","description":"\u003cp\u003eThis 9-piece accessory set provides comprehensive drive conversion and flexible access options across standard drive sizes. The package includes six square drive adaptors and three double-pin design universal joints suitable for automotive repair and machinery maintenance.\u003c\/p\u003e\u003cp\u003eAll components in the collection are manufactured from chrome vanadium steel to withstand demanding mechanical assembly and maintenance work. The adaptors enable stepping up or stepping down between square drive sizes, including 1\/4-inch female to 3\/8-inch male, 3\/8-inch female to 1\/4-inch male, 3\/8-inch female to 1\/2-inch male, 1\/2-inch female to 3\/8-inch male, and 1\/2-inch female to 3\/4-inch male.\u003c\/p\u003e\u003cp\u003eThe three double-pin universal joints deliver smooth articulation for accessing obscured or angled fixings where straight socket extensions cannot align.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072635707718,"sku":"ADUJSET9 - PROM2034","price":39.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-9pc-adapter-and-uj-set-adujset9-jpg.jpg?v=1785945092"},{"product_id":"6pc-impact-socket-adapter-converter-set-by-britool-hallmark","title":"6PC Impact Socket Adapter\/Converter Set by Britool Hallmark","description":"\u003cp\u003eForged from Chromium Molybdenum steel, these adapters are engineered for the high torque demands of impact use. The set covers a comprehensive range of transitions including 1\/4 to 3\/8, 3\/8 to 1\/4, 3\/8 to 1\/2, 1\/2 to 3\/8, 1\/2 to 3\/4, and 3\/4 to 1\/2 inch drives.\u003c\/p\u003e\u003cp\u003eEach component is laser-marked with the Britool Hallmark logo and part number for permanent identification. The set is supplied in an EVA foam tray, providing organised storage for tool chests and roller cabinets.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072682074438,"sku":"IMADSET6 - PROM2001","price":38.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-impact-socket-adapter-set-imadset6-jpg.jpg?v=1785945461"},{"product_id":"socket-adaptor-set-for-reducing-or-increasing-dr-sizes-britool-hallmark-adset6","title":"Socket Adaptor Set For Reducing Or Increasing Dr Sizes Britool Hallmark Adset6","description":"\u003cp\u003eThe set includes six individual adapters with a mirror finish. These tools allow for the interchangeability of sockets and drive accessories across different sizes. The construction uses an alloy of carbon, manganese, phosphorus, sulphur, silicon, chromium, and vanadium to ensure hardness and resistance to abrasion.\u003c\/p\u003e\u003cp\u003eThe set contains the following configurations: 1\/4\"F x 3\/8\"M, 3\/8\"F x 1\/4\"M, 3\/8\"F x 1\/2\"M, 1\/2\"F x 3\/8\"M, 1\/2\"F x 3\/4\"M, and 3\/4\"F x 1\/2\"M. These are suitable for manual hand tool use in various mechanical applications.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072684040518,"sku":"ADSET6","price":33.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/adset6_1.jpg?v=1785945469"},{"product_id":"5pc-extension-bar-set-1-4-3-8-1-2-drive-from-britool-hallmark","title":"5Pc Extension Bar Set - 1\/4\", 3\/8\" \u0026 1\/2\" Drive From Britool Hallmark","description":"\u003cp\u003eThis five-piece extension set covers 1\/4-inch, 3\/8-inch, and 1\/2-inch square drive sizes. Each bar features a wobble profile that allows driven sockets to operate up to 10 degrees off-axis for navigating obstructions. Spring-loaded retaining balls on the drive squares keep sockets securely fitted during use.\u003c\/p\u003e\u003cp\u003eManufactured from chrome vanadium steel with a mirror finish, the set includes one 75mm bar in 1\/4-inch drive, one 125mm bar in 3\/8-inch drive, and three 1\/2-inch drive bars measuring 50mm, 125mm, and 250mm.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072798794054,"sku":"PROM2406","price":16.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/PROM2406.jpg?v=1785945518"},{"product_id":"7pc-fixed-extension-bar-set-1-4-drive-from-britool-hallmark","title":"7Pc Fixed Extension Bar Set, 1\/4\" Drive, From Britool Hallmark","description":"\u003cp\u003eThis comprehensive 1\/4-inch drive set includes seven fixed extension bars designed to navigate past obstructions and reach recessed fasteners. Each bar features an integrated spring-loaded ball retainer to secure attached sockets during operation.\u003c\/p\u003e\u003cp\u003eThe set supplies seven specific lengths: 50mm, 75mm, 100mm, 150mm, 200mm, 250mm, and 375mm. This progression ensures suitable clearance whether working in cramped dashboard enclosures or deeper engine bays.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072991437126,"sku":"SESET7B - PROM2513","price":31.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-1_4_-drive-extension-bar-set-SESET7-jpg.jpg?v=1785945646"},{"product_id":"7pc-fixed-extension-bar-set-1-2-drive-britool-hallmark","title":"7Pc Fixed Extension Bar Set, 1\/2\" Drive - Britool Hallmark","description":"\u003cp\u003eThis 1\/2-inch drive set includes seven fixed extension bars engineered for clearing obstructions in automotive and industrial maintenance. Every bar is equipped with a spring-ball socket retainer to keep sockets firmly seated under load.\u003c\/p\u003e\u003cp\u003eThe set provides lengths of 50mm, 75mm, 125mm, 150mm, 200mm, 250mm, and 375mm. All pieces are supplied in a precision-cut EVA foam storage tray designed for direct integration into workshop tool cabinets.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072991535430,"sku":"LESET7B - PROM2519","price":47.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-1_2_-drive-extension-bar-set-LESET7B-jpg.jpg?v=1785945646"},{"product_id":"wobble-flexi-extension-bar-set-1-4-drive-from-britool-hallmark","title":"Wobble \u0026 Flexi Extension Bar Set, 1\/4\" Drive, From Britool Hallmark","description":"\u003cp\u003eThis 1\/4-inch square drive extension bar set provides access solutions for awkward engine bay and workshop applications. The wobble bars enable up to 10 degrees of angular offset while retaining driving contact, secured by spring-loaded ball detents.\u003c\/p\u003e\u003cp\u003eThe set contains three wobble bars measuring 50mm, 100mm, and 150mm in length, alongside a 150mm flexible extension bar. Each piece bears the Britool Hallmark branding.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072991994182,"sku":"SEWSET4","price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/SEWSET4.jpg?v=1785945646"},{"product_id":"12pc-wobble-extension-bar-set-1-4-3-8-1-2-drive-by-britool-hallmark","title":"12Pc Wobble Extension Bar Set - 1\/4\", 3\/8\" \u0026 1\/2\" Drive By Britool Hallmark","description":"\u003cp\u003eManufactured from chrome vanadium steel with a mirror finish, this 12-piece set covers 1\/4-inch, 3\/8-inch, and 1\/2-inch square drives. Each bar uses a double-click drive end that functions either as an angled wobble drive for off-axis access or pressed fully home as a standard rigid extension bar. Spring-loaded ball bearings secure attached sockets.\u003c\/p\u003e\u003cp\u003eThe set includes four 1\/4-inch bars (50, 75, 100, 200mm), four 3\/8-inch bars (50, 125, 150, 250mm), and four 1\/2-inch bars (75, 150, 200, 300mm). The complete set is supplied in an EVA foam tool tray measuring 395mm long by 184mm wide by 35mm deep.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57072998252870,"sku":"SMLWES12 - PROM2224","price":59.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/britool-mixed-drive-wobble-extension-bar-set-SMLWES12-jpg.jpg?v=1785945710"},{"product_id":"4pc-spanner-1-4-3-8-1-2-sq-dr-bit-adapter-set","title":"4pc Spanner 1\/4\", 3\/8\", 1\/2\" Sq Dr \u0026 Bit Adapter Set","description":"\u003cp\u003eThese insert adapters turn standard ratcheting box ends into low-clearance ratchets. The set includes three square drive converters fitted with push-button quick-release mechanisms: a 14mm spanner adapter for 1\/4-inch drive, a 14mm adapter for 3\/8-inch drive, and a 19mm adapter for 1\/2-inch drive.\u003c\/p\u003e\u003cp\u003eThe fourth component is a 14mm spanner insert designed to hold standard 1\/4-inch hex screwdriver bits. This compact set allows technicians to access fasteners in restricted spaces using their existing spanners.\u003c\/p\u003e","brand":"Britool Hallmark","offers":[{"title":"Default Title","offer_id":57073000481094,"sku":"HMWAS4","price":10.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/7104\/4422\/files\/HMWAS4.jpg?v=1785945718"}],"url":"https:\/\/britoolhallmark.com\/collections\/socket-accessory-sets.oembed","provider":"Britool Hallmark","version":"1.0","type":"link"}