{"product_id":"unf-unified-national-fine-die-nuts","title":"UNF UNIFIED NATIONAL FINE DIE NUTS","description":"\u003cp\u003eUNF (Unified National Fine) die nuts are specialized hexagonal threading tools used to restore, clean, or cut external threads in confined or hard-to-reach areas. Because of their hex shape, they can be easily driven with a standard spanner or socket wrench, making them perfect for on-site repairs.\u003c\/p\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cstrong\u003eThe Thread Specifications (\u003ccode dir=\"ltr\" class=\"KDcb0c\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: monospace; font-size: 14px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(240, 242, 245);\"\u003e1\/4 X 28 UNF\u003c!--TgQPHd||[]--\u003e\u003c\/code\u003e)\u003c\/strong\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-processed=\"true\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAICRAA\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e1\/4\" (Major Diameter):\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e The nominal outside diameter of the bolt or thread it fits is exactly \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e1\/4 of an inch\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e (6.35 mm).\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAICRAF\" data-sae=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e28 (TPI):\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e Stands for \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003eThreads Per Inch\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e. This tool is designed for fine threading where there are exactly 28 thread peaks along one inch of the bolt length.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAICRAK\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003eUNF:\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e Stands for \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003eUnified National Fine\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e. This is the standardized imperial thread profile common in automotive, aerospace, and precision mechanical assemblies.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e2. The Material (\u003ccode dir=\"ltr\" class=\"KDcb0c\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: monospace; font-size: 14px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(240, 242, 245);\" style=\"font-size: 0.875rem;\"\u003eCarbon Steel\u003c\/code\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-processed=\"true\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIEBAA\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003eTungsten Chrome Alloy Steel:\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e Sutton constructs these from a high-quality carbon alloy steel.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIEBAF\" data-sae=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003eIntended Use:\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e Carbon steel is ideal for \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003egeneral maintenance, repair work, and DIY use\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e. It performs beautifully on softer materials like mild steel, plastics, and non-ferrous metals (such as brass or aluminum).\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAAIEBAK\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" aria-owns=\"action-menu-parent-container\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003eLimitations:\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e Because it is carbon steel rather than High-Speed Steel (HSS), it is \u003cstrong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px none rgb(10, 10, 10);'\u003enot recommended for cutting brand new threads\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e from a blank rod or working on hardened high-tensile bolts.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sutton Tools","offers":[{"title":"1\/4 X 28","offer_id":47959370203330,"sku":"M4460635","price":34.15,"currency_code":"AUD","in_stock":true},{"title":"5\/16 X 24","offer_id":47959370236098,"sku":"M4460794","price":36.25,"currency_code":"AUD","in_stock":true},{"title":"3\/8 X 24","offer_id":47959370268866,"sku":"M4460953","price":36.25,"currency_code":"AUD","in_stock":false},{"title":"7\/16 X 20","offer_id":47959370301634,"sku":"M4461111","price":38.8,"currency_code":"AUD","in_stock":true},{"title":"1\/2 X 20","offer_id":47959370334402,"sku":"M4461270","price":39.85,"currency_code":"AUD","in_stock":true},{"title":"5\/8 X 18","offer_id":47959370367170,"sku":"M4461588","price":50.35,"currency_code":"AUD","in_stock":true},{"title":"3\/4 X 16","offer_id":47959370399938,"sku":"M4461905","price":60.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/6335\/8914\/files\/DIENUT_9994906c-29af-418b-9749-7f8d304f2e60.jpg?v=1782375874","url":"https:\/\/www.srbindustrialsupplies.com\/products\/unf-unified-national-fine-die-nuts","provider":"SRB INDUSTRIAL SUPPLY","version":"1.0","type":"link"}