{"product_id":"m18-eye-bolts-304-stainless-steel-threaded-ring-hanging-screws","title":"M18 Eye Bolts 304 Stainless Steel — Threaded Ring Catenary Wire Hanging Screws","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose the right length for my M18 eye bolt?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Measure the total grip length — the thickness of the material you are bolting through — then add clearance for the nut and washer. For example, a 100mm (≈3.94\\u2033) bolt is generally suitable for materials up to about 20mm thick when using a standard nut. The 70mm full-thread variant is ideal when you need maximum thread engagement in a tapped hole or with a deep nut.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What load capacity can these M18 eye bolts handle?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Working load limits for M18 eye bolts typically range from 500 kg to over 1,000 kg depending on the alloy grade and loading angle. 304 stainless steel eye bolts are generally rated for vertical (axial) loads; side or angular loading significantly reduces safe working load. Always consult a structural engineer for safety-critical applications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these eye bolts suitable for outdoor or marine use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"304 stainless steel offers good corrosion resistance in most outdoor environments and is commonly used for catenary wire systems, garden structures, and light marine applications. For highly saline or chloride-rich environments (e.g., direct ocean exposure), 316 stainless steel is generally recommended for superior corrosion resistance.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What thread standard do these M18 eye bolts use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These eye bolts use the standard metric coarse thread M18 × 2.5 pitch, which is compatible with standard M18 nuts, washers, and tapped holes following ISO metric thread specifications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use these for hanging catenary wire or cable lighting?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. M18 eye bolts are a common anchor point for catenary wire systems, outdoor string lights, rope, and cable runs. The threaded ring design allows you to pass wire or a carabiner directly through the eye. Ensure the mounting surface (beam, concrete, or steel) is rated for the intended load.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between the full-thread (b=Full Thread) and partial-thread variants?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The 70mm full-thread variant has threads running the entire shank length, maximizing thread engagement — ideal for tapped holes or applications requiring deep nut seating. Partial-thread variants (b=70mm or b=80mm) have an unthreaded shank section near the eye, which provides a cleaner bearing surface when passing through a clearance hole in wood or metal.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do I need a washer with these eye bolts?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Using a flat washer under the nut is generally recommended to distribute the clamping load over a larger surface area, especially in softer materials like wood or composite panels. This helps prevent the nut from pulling into the material under load.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003c!-- ① OVERVIEW --\u003e\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003eM18 Eye Bolts in 304 Stainless Steel — Reliable Anchor Points for Catenary Wire \u0026amp; Hanging Applications\u003c\/h2\u003e\n    \u003cp\u003eWhether you're rigging a catenary wire system across a pergola, suspending cable lighting between posts, or securing rope lines on a boat dock, finding an anchor bolt that won't rust, strip, or work loose under load is the first challenge every builder faces. These M18 stainless steel eye bolts are engineered for exactly those demanding, long-term hanging applications where a corroded or undersized fastener simply isn't an option.\u003c\/p\u003e\n    \u003cp\u003eEach eye bolt is machined from 304 stainless steel and features a fully closed, forged-style ring eye for secure wire or carabiner attachment. The M18 metric coarse thread (M18 × 2.5 pitch) shank is available in total lengths from 70mm (≈2.76\") to 200mm (≈7.87\"), with thread lengths (b) ranging from full-thread on the 70mm variant to 70mm or 80mm partial thread on longer shanks. Order individually (1 pc) or as a pair (2 pcs) to suit your project quantity.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include catenary wire anchor points on timber beams and steel posts, overhead rope and cable hanging in workshops and garages, outdoor string-light rigging on patios and pergolas, and marine dock line attachment points where corrosion resistance is essential.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ② COMPATIBILITY BAR --\u003e\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003e🔩\u003c\/span\u003e\n    \u003cstrong\u003eThread Compatibility:\u003c\/strong\u003e Standard metric coarse M18 × 2.5 pitch — fits all ISO-standard M18 nuts, washers, and tapped holes. Not compatible with M16 or M20 hardware.\n  \u003c\/div\u003e\n\n  \u003c!-- ③ KEY FEATURES --\u003e\n  \u003ch2\u003e✅ Key Features of These M18 Stainless Steel Eye Bolts\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n      \u003cspan class=\"hdiy-icon\"\u003e🦾\u003c\/span\u003e\n      \u003cspan\u003e\u003cstrong\u003e304 Stainless Steel Construction\u003c\/strong\u003e — Resists rust, oxidation, and surface staining in outdoor, humid, and light marine environments, giving you a fastener that stays functional season after season.\u003c\/span\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e\n      \u003cspan\u003e\u003cstrong\u003eWide Length Range (70–200mm)\u003c\/strong\u003e — Fourteen shank lengths from 70mm (≈2.76\") to 200mm (≈7.87\") let you match the bolt to your exact material thickness without cutting or shimming.\u003c\/span\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cspan class=\"hdiy-icon\"\u003e🔗\u003c\/span\u003e\n      \u003cspan\u003e\u003cstrong\u003eClosed Ring Eye Design\u003c\/strong\u003e — The fully enclosed eye provides a secure, continuous loop for threading catenary wire, rope, or a carabiner clip without the risk of the line slipping out under lateral load.\u003c\/span\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e\n      \u003cspan\u003e\u003cstrong\u003eFull-Thread \u0026amp; Partial-Thread Options\u003c\/strong\u003e — Choose full-thread (70mm) for maximum engagement in tapped holes, or partial-thread variants for a clean shank bearing surface through clearance holes in wood or metal.\u003c\/span\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\n      \u003cspan\u003e\u003cstrong\u003eStandard M18 × 2.5 Metric Thread\u003c\/strong\u003e — Pairs directly with off-the-shelf M18 hex nuts and flat washers, making installation straightforward without sourcing specialty hardware.\u003c\/span\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cspan class=\"hdiy-icon\"\u003e🛒\u003c\/span\u003e\n      \u003cspan\u003e\u003cstrong\u003eSingle or Pair Quantity Options\u003c\/strong\u003e — Available in 1-piece or 2-piece packs so you can order exactly what your project needs — whether it's a single anchor point or a matched pair for a wire span.\u003c\/span\u003e\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003c!-- ④ TECHNICAL SPECIFICATIONS --\u003e\n  \u003ch2\u003e📐 Technical Specifications — M18 Stainless Steel Eye Bolt\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eThread Size\u003c\/th\u003e\n\u003ctd\u003eM18 × 2.5 (metric coarse)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTotal Length (L)\u003c\/th\u003e\n\u003ctd\u003e70mm (≈2.76\") \/ 80mm (≈3.15\") \/ 90mm (≈3.54\") \/ 100mm (≈3.94\") \/ 110mm (≈4.33\") \/ 120mm (≈4.72\") \/ 130mm (≈5.12\") \/ 140mm (≈5.51\") \/ 150mm (≈5.91\") \/ 160mm (≈6.30\") \/ 170mm (≈6.69\") \/ 180mm (≈7.09\") \/ 190mm (≈7.48\") \/ 200mm (≈7.87\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eThread Length (b)\u003c\/th\u003e\n\u003ctd\u003eFull thread (70mm variant); 70mm for 80mm \u0026amp; 90mm variants; 80mm for 100mm–200mm variants\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eEye \/ Ring Type\u003c\/th\u003e\n\u003ctd\u003eClosed ring eye (fully enclosed loop)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eBrushed \/ natural stainless (see product images)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eEye Inner Diameter\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eShank Diameter\u003c\/th\u003e\n\u003ctd\u003eM18 (18mm \/ ≈0.71\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWorking Load Limit\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm — varies by length and loading angle\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eQuantity per Pack\u003c\/th\u003e\n\u003ctd\u003e1 pc or 2 pcs (select above)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCompatible Standards\u003c\/th\u003e\n\u003ctd\u003eISO metric thread (DIN 580 style)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRecommended Use\u003c\/th\u003e\n\u003ctd\u003eCatenary wire, rope hanging, cable rigging, outdoor structures\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-note\"\u003e\n    \u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e\n    \u003cstrong\u003eSpec Confirmation:\u003c\/strong\u003e Eye inner diameter and exact working load limit vary by length. If your application is load-critical, please contact us before ordering to confirm the specification for your chosen variant.\n  \u003c\/div\u003e\n\n  \u003c!-- ⑤ FAQ --\u003e\n  \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-faq\"\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose the right length for my M18 eye bolt?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eMeasure the total grip length — the thickness of the material you are bolting through — then add clearance for the nut and washer. For example, a 100mm (≈3.94\") bolt is generally suitable for materials up to about 20mm thick when using a standard nut. The 70mm full-thread variant is ideal when you need maximum thread engagement in a tapped hole or with a deep nut. As a rule of thumb: \u003cem\u003eL = material thickness + nut height + washer thickness + 2–3 thread pitches of protrusion\u003c\/em\u003e.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat load capacity can these M18 eye bolts handle?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eWorking load limits for M18 eye bolts typically range from 500 kg to over 1,000 kg depending on the alloy grade and loading angle. 304 stainless steel eye bolts are generally rated for vertical (axial) loads; side or angular loading significantly reduces safe working load. Always consult a structural engineer for safety-critical lifting or rigging applications, and never exceed the rated WLL.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eAre these eye bolts suitable for outdoor or marine use?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003e304 stainless steel offers good corrosion resistance in most outdoor environments and is commonly used for catenary wire systems, garden structures, pergola rigging, and light marine applications. For highly saline or chloride-rich environments (e.g., direct ocean exposure or splash zones), 316 stainless steel is generally recommended for superior corrosion resistance. In standard outdoor or coastal-adjacent settings, 304 SS performs well with minimal maintenance.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat thread standard do these M18 eye bolts use — are they compatible with standard nuts?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThese eye bolts use the standard metric coarse thread M18 × 2.5 pitch, which is compatible with any standard M18 hex nut, flange nut, or flat washer following ISO metric thread specifications. They are \u003cstrong\u003enot\u003c\/strong\u003e compatible with M16 or M20 hardware. If you are threading into a tapped hole, ensure the hole is tapped to M18 × 2.5.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use these for hanging catenary wire or outdoor cable lighting?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes — M18 eye bolts are a common and reliable anchor point for catenary wire systems, outdoor string lights, rope spans, and cable runs. The closed ring eye allows you to pass wire directly through the loop or attach a carabiner or thimble. Ensure the mounting surface (timber beam, concrete anchor, or steel post) is rated for the combined weight of the wire and any suspended load.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat is the difference between the full-thread (b=Full Thread) and partial-thread variants?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThe 70mm full-thread variant has threads running the entire shank length, maximizing thread engagement — ideal for tapped holes or applications requiring deep nut seating with no unthreaded shank. Partial-thread variants (b=70mm or b=80mm) have an unthreaded shank section near the eye, which provides a cleaner bearing surface when passing through a clearance hole in wood or metal, and generally offers better shear resistance at the hole interface.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eDo I need a washer, and how should I install these eye bolts?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eUsing a flat washer under the nut is generally recommended to distribute the clamping load over a larger surface area, especially in softer materials like wood, composite panels, or thin sheet metal. This helps prevent the nut from pulling into the material under sustained load. For installation: drill a clearance hole (typically 19–20mm for M18), insert the bolt, add washer and nut, and torque to the appropriate specification for your application. Apply thread-locking compound if vibration is a concern.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- ⑥ CTA BAR --\u003e\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your \u003cstrong\u003elength and quantity\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"70mm（b=Full Thread) \/ 1","offer_id":52309540602130,"sku":"GLFBLFFBRTQJD020527x1","price":31.73,"currency_code":"USD","in_stock":true},{"title":"80mm（b=70mm) \/ 1","offer_id":52309540634898,"sku":"GLFBLFFBRTQJD020528x1","price":34.52,"currency_code":"USD","in_stock":true},{"title":"90mm（b=70mm) \/ 1","offer_id":52309540667666,"sku":"GLFBLFFBRTQJD020529x1","price":37.3,"currency_code":"USD","in_stock":true},{"title":"100mm（b=80mm) \/ 1","offer_id":52309540700434,"sku":"GLFBLFFBRTQJD020530x1","price":40.08,"currency_code":"USD","in_stock":true},{"title":"110mm（b=80mm) \/ 1","offer_id":52309540733202,"sku":"GLFBLFFBRTQJD020531x1","price":43.07,"currency_code":"USD","in_stock":true},{"title":"120mm（b=80mm) \/ 1","offer_id":52309540765970,"sku":"GLFBLFFBRTQJD020532x1","price":46.06,"currency_code":"USD","in_stock":true},{"title":"130mm（b=80mm) \/ 1","offer_id":52309540798738,"sku":"GLFBLFFBRTQJD020533x1","price":49.06,"currency_code":"USD","in_stock":true},{"title":"140mm（b=80mm) \/ 1","offer_id":52309540831506,"sku":"GLFBLFFBRTQJD020534x1","price":52.05,"currency_code":"USD","in_stock":true},{"title":"150mm（b=80mm) \/ 1","offer_id":52309540864274,"sku":"GLFBLFFBRTQJD020535x1","price":55.04,"currency_code":"USD","in_stock":true},{"title":"160mm（b=80mm) \/ 1","offer_id":52309540897042,"sku":"GLFBLFFBRTQJD020536x1","price":58.03,"currency_code":"USD","in_stock":true},{"title":"170mm（b=80mm) \/ 1","offer_id":52309540929810,"sku":"GLFBLFFBRTQJD020537x1","price":61.02,"currency_code":"USD","in_stock":true},{"title":"180mm（b=80mm) \/ 1","offer_id":52309540962578,"sku":"GLFBLFFBRTQJD020538x1","price":64.02,"currency_code":"USD","in_stock":true},{"title":"190mm（b=80mm) \/ 1","offer_id":52309540995346,"sku":"GLFBLFFBRTQJD020539x1","price":67.21,"currency_code":"USD","in_stock":true},{"title":"200mm（b=80mm) \/ 1","offer_id":52309541028114,"sku":"GLFBLFFBRTQJD020540x1","price":70.41,"currency_code":"USD","in_stock":true},{"title":"70mm（b=Full Thread) \/ 2","offer_id":52309541060882,"sku":"GLFBLFFBRTQJD020527x2","price":61.24,"currency_code":"USD","in_stock":true},{"title":"80mm（b=70mm) \/ 2","offer_id":52309541093650,"sku":"GLFBLFFBRTQJD020528x2","price":66.8,"currency_code":"USD","in_stock":true},{"title":"90mm（b=70mm) \/ 2","offer_id":52309541126418,"sku":"GLFBLFFBRTQJD020529x2","price":72.38,"currency_code":"USD","in_stock":true},{"title":"100mm（b=80mm) \/ 2","offer_id":52309541159186,"sku":"GLFBLFFBRTQJD020530x2","price":77.93,"currency_code":"USD","in_stock":true},{"title":"110mm（b=80mm) \/ 2","offer_id":52309541191954,"sku":"GLFBLFFBRTQJD020531x2","price":91.94,"currency_code":"USD","in_stock":true},{"title":"120mm（b=80mm) \/ 2","offer_id":52309541224722,"sku":"GLFBLFFBRTQJD020532x2","price":98.61,"currency_code":"USD","in_stock":true},{"title":"130mm（b=80mm) \/ 2","offer_id":52309541257490,"sku":"GLFBLFFBRTQJD020533x2","price":105.32,"currency_code":"USD","in_stock":true},{"title":"140mm（b=80mm) \/ 2","offer_id":52309541290258,"sku":"GLFBLFFBRTQJD020534x2","price":112.02,"currency_code":"USD","in_stock":true},{"title":"150mm（b=80mm) \/ 2","offer_id":52309541323026,"sku":"GLFBLFFBRTQJD020535x2","price":118.73,"currency_code":"USD","in_stock":true},{"title":"160mm（b=80mm) \/ 2","offer_id":52309541355794,"sku":"GLFBLFFBRTQJD020536x2","price":125.42,"currency_code":"USD","in_stock":true},{"title":"170mm（b=80mm) \/ 2","offer_id":52309541388562,"sku":"GLFBLFFBRTQJD020537x2","price":132.11,"currency_code":"USD","in_stock":true},{"title":"180mm（b=80mm) \/ 2","offer_id":52309541421330,"sku":"GLFBLFFBRTQJD020538x2","price":138.8,"currency_code":"USD","in_stock":true},{"title":"190mm（b=80mm) \/ 2","offer_id":52309541454098,"sku":"GLFBLFFBRTQJD020539x2","price":145.91,"currency_code":"USD","in_stock":true},{"title":"200mm（b=80mm) \/ 2","offer_id":52309541486866,"sku":"GLFBLFFBRTQJD020540x2","price":153.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-02_8e4fbc29-5663-4ef7-b8c4-ffd0b6519bb5.jpg?v=1780135412","url":"https:\/\/homediyer.com\/products\/m18-eye-bolts-304-stainless-steel-threaded-ring-hanging-screws","provider":"HomeDIYer","version":"1.0","type":"link"}