{"title":"Sockets, Measuring \u0026 Testing","description":"\u003cp\u003eFind socket tools and useful measuring and testing equipment, including socket adaptors, Torx sockets, voltage testers, line levels and a digital multimeter. Browse online or visit our Cotteridge shop.\u003c\/p\u003e\u003cp\u003eExplore more in \u003ca href=\"\/collections\/hardware\"\u003eHardware \u0026amp; DIY\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"marksman-all-purpose-voltage-tester","title":"Marksman All-Purpose Voltage Tester","description":"\u003cp\u003eA Marksman all-purpose voltage tester intended for a range of basic electrical checks. According to the manufacturer packaging, the tester supports contact and non-contact AC indication along with several additional checking functions.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAC voltage contact testing\u003c\/li\u003e\n\u003cli\u003eNon-contact AC power detection\u003c\/li\u003e\n\u003cli\u003eDC polarity indication\u003c\/li\u003e\n\u003cli\u003eCable break-point location\u003c\/li\u003e\n\u003cli\u003eBulb and fuse checking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct code: 68099C\u003c\/li\u003e\n\u003cli\u003eHousing: transparent\u003c\/li\u003e\n\u003cli\u003eTip style: flat screwdriver-style test tip\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eElectrical testing can be hazardous. Follow the manufacturer's instructions, never use the tester if damaged, and do not rely on this type of tester as the sole method of proving a circuit dead. If you are unsure, use a qualified electrician.\u003c\/p\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51691809210710,"sku":"TWS-HDW-0016","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-10-25at11.19.48_c4bcbfe5.jpg?v=1761653921"},{"product_id":"marksman-3-piece-universal-joint-set","title":"Marksman 3-Piece Universal Joint Socket Set","description":"\u003cp\u003eA three-piece Marksman universal-joint socket adapter set for working with fasteners at an angle or in awkward positions. The swivelling joints fit the three common square-drive sizes used across many ratchets and socket sets.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSwivelling joint design for angled access\u003c\/li\u003e\n\u003cli\u003eThree common square-drive sizes\u003c\/li\u003e\n\u003cli\u003eDrop-forged, hardened steel construction\u003c\/li\u003e\n\u003cli\u003eChrome-plated finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDrive sizes: 1\/4 inch, 3\/8 inch and 1\/2 inch\u003c\/li\u003e\n\u003cli\u003eSet quantity: 3 universal joints\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51692087935318,"sku":"TWS-HDW-0023","price":8.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-10-25at12.36.38_46c0cef2.jpg?v=1761657111"},{"product_id":"marksman-2-piece-voltage-tester-set-100-250v","title":"Marksman 2-Piece Voltage Tester Set, 100–250 V","description":"\u003cp\u003eA two-piece Marksman single-pole voltage-tester screwdriver set for basic AC voltage indication within the stated range. The two lengths provide a choice for common electrical checking tasks.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBuilt-in LED indicator\u003c\/li\u003e\n\u003cli\u003eFlat screwdriver-style test tips\u003c\/li\u003e\n\u003cli\u003eTwo tester sizes in one set\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStated voltage range: 100–250 V AC\u003c\/li\u003e\n\u003cli\u003eFrequency: 50–60 Hz\u003c\/li\u003e\n\u003cli\u003eLengths: 190 mm (SL3.5) and 140 mm (SL3)\u003c\/li\u003e\n\u003cli\u003eStated operating temperature: -10 to 50°C\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eElectrical testing can be hazardous. Follow the manufacturer's instructions, inspect the tester before use and never use a single-pole voltage tester as the sole means of proving a circuit dead.\u003c\/p\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51708415508822,"sku":"TWS-HDW-0029","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-10-25at11.19.47_7307e039.jpg?v=1761754450"},{"product_id":"4-piece-socket-drive-adapter-set","title":"4-Piece Socket Drive Adapter Set","description":"\u003cp\u003eA four-piece socket-drive adapter set for connecting ratchets, extension bars and sockets with different square-drive sizes. A useful addition to a toolbox when you need to adapt between common 1\/4-inch, 3\/8-inch and 1\/2-inch drive fittings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour common drive-size conversions\u003c\/li\u003e\n\u003cli\u003eUseful for automotive, workshop and general maintenance work\u003c\/li\u003e\n\u003cli\u003eHelps use existing sockets across different drive tools\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1\/2-inch female to 3\/8-inch male\u003c\/li\u003e\n\u003cli\u003e3\/8-inch female to 1\/4-inch male\u003c\/li\u003e\n\u003cli\u003e3\/8-inch female to 1\/2-inch male\u003c\/li\u003e\n\u003cli\u003e1\/4-inch female to 3\/8-inch male\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51721823355222,"sku":"TWS-HDW-0033","price":5.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-10-25at12.36.40_96a0b0f3.jpg?v=1761905858"},{"product_id":"10-piece-3-8-torx-socket-set-t10-t55","title":"10-Piece 3\/8\" Torx Socket Set, T10–T55","description":"\u003cp\u003eA 10-piece Torx socket set for use with a compatible 3\/8-inch drive ratchet or extension. The set covers a useful range of Torx sizes for automotive, workshop and general maintenance tasks.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChrome-plated, drop-forged steel sockets\u003c\/li\u003e\n\u003cli\u003eHardened and tempered Torx bits\u003c\/li\u003e\n\u003cli\u003eSupplied on a storage rail for organised storage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDrive size: 3\/8 inch (9.5 mm)\u003c\/li\u003e\n\u003cli\u003eTorx sizes: T10, T15, T20, T25, T30, T40, T45, T50 and T55\u003c\/li\u003e\n\u003cli\u003eSet quantity: 10 pieces\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51780933714262,"sku":"TWS-HDW-0040","price":14.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-10-25at11.19.55_e41ea641.jpg?v=1762510173"},{"product_id":"amtech-2-pack-line-levels","title":"Amtech 2-Pack Line Levels","description":"\u003cp\u003eA pair of compact Amtech line levels for checking level across a stretched builder's line. They are useful for bricklaying, tiling, plumbing, guttering and other alignment jobs where a full-size spirit level is impractical.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact design for use directly on a line\u003c\/li\u003e\n\u003cli\u003eMoulded hooks for quick attachment\u003c\/li\u003e\n\u003cli\u003eImpact-resistant plastic construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePack quantity: 2 line levels\u003c\/li\u003e\n\u003cli\u003eSuitable for: bricklaying, tiling, plumbing, guttering and general alignment work\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51780963533142,"sku":"TWS-HDW-0044","price":2.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-10-25at11.19.54_26eb533a.jpg?v=1762510821"},{"product_id":"digital-multimeter-with-test-leads","title":"Digital Multimeter with Test Leads","description":"\u003cp\u003eA compact digital multimeter with test leads for a range of basic electrical checks and measurements. It offers multiple functions and ranges in one handheld meter for workshop, maintenance and hobby use.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAC and DC voltage measurement functions\u003c\/li\u003e\n\u003cli\u003eDiode-test function\u003c\/li\u003e\n\u003cli\u003eLow-battery indication\u003c\/li\u003e\n\u003cli\u003eFuse-protected design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunctions: 7\u003c\/li\u003e\n\u003cli\u003eMeasurement ranges: 19\u003c\/li\u003e\n\u003cli\u003eSupplied with test leads\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAlways follow the manufacturer's instructions and stated electrical ratings. Do not use damaged leads or the meter on a circuit outside its rated limits.\u003c\/p\u003e","brand":"The Watford Store","offers":[{"title":"Default Title","offer_id":51790403174742,"sku":"TWS-HDW-0057","price":10.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/0367\/2918\/files\/WhatsAppImage2025-11-06at10.55.35_398a2a4b.jpg?v=1762598037"}],"url":"https:\/\/thewatfordstore.co.uk\/collections\/hardware-sockets-measuring-testing.oembed","provider":"The Watford Store","version":"1.0","type":"link"}