Shop with Confidence — Free Shipping on All Orders

{"id":9681125376151,"title":"1\/4\"-20 x 5\/8\" Hex Cap Screws, 316 Stainless Steel, 100 Pack | Fully Threaded. Hex head with washer face. ASME B18.2.1. Marine grade hex bolts for salt water and chemical environments.","handle":"1-4-20-x-5-8-hex-cap-screws-316-stainless-steel-100-pack-fully-threaded-hex-head-with-washer-face-asme-b18-2-1-marine-grade-hex-bolts-for-salt-water-and-chemical-environments","description":"\u003ch3\u003e1\/4\"-20 x 5\/8\" Hex Cap Screws, 316 Stainless Steel, 100 Pack | Fully Threaded. Hex head with washer face. ASME B18.2.1. Marine grade hex bolts for salt water and chemical environments.\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe molybdenum content gives this type of stainless even greater corrosion\nresistance that 18-8 as well as superior strength at high temperatures\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eMade from Austenitic alloys\u003c\/li\u003e\n \u003cli\u003eCoarse Thread\u003c\/li\u003e\n \u003cli\u003eFully Threaded\u003c\/li\u003e\n \u003cli\u003eManufactured to ASME B18.2.1 dimensions\u003c\/li\u003e\n \u003cli\u003e316 Stainless Steel\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T18:18:36+10:00","created_at":"2026-07-26T23:32:52+10:00","vendor":"Newport Fasteners","type":"Hex Bolts","tags":["home_improvement_Aug2026"],"price":24400,"price_min":24400,"price_max":24400,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48068439933079,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B07CQDGDS5","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"1\/4\"-20 x 5\/8\" Hex Cap Screws, 316 Stainless Steel, 100 Pack | Fully Threaded. Hex head with washer face. ASME B18.2.1. Marine grade hex bolts for salt water and chemical environments.","public_title":null,"options":["Default Title"],"price":24400,"weight":647,"compare_at_price":null,"inventory_management":"shopify","barcode":"458271-100","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B07CQDGDS5.jpg?v=1785072774"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B07CQDGDS5.jpg?v=1785072774","options":["Title"],"media":[{"alt":null,"id":42459580137623,"position":1,"preview_image":{"aspect_ratio":1.636,"height":978,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B07CQDGDS5.jpg?v=1785072774"},"aspect_ratio":1.636,"height":978,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B07CQDGDS5.jpg?v=1785072774","width":1600}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003e1\/4\"-20 x 5\/8\" Hex Cap Screws, 316 Stainless Steel, 100 Pack | Fully Threaded. Hex head with washer face. ASME B18.2.1. Marine grade hex bolts for salt water and chemical environments.\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe molybdenum content gives this type of stainless even greater corrosion\nresistance that 18-8 as well as superior strength at high temperatures\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eMade from Austenitic alloys\u003c\/li\u003e\n \u003cli\u003eCoarse Thread\u003c\/li\u003e\n \u003cli\u003eFully Threaded\u003c\/li\u003e\n \u003cli\u003eManufactured to ASME B18.2.1 dimensions\u003c\/li\u003e\n \u003cli\u003e316 Stainless Steel\u003c\/li\u003e\n \u003c\/ul\u003e"}

1/4"-20 x 5/8" Hex Cap Screws, 316 Stainless Steel, 100 Pack | Fully Threaded. Hex head with washer face. ASME B18.2.1. Marine grade hex bolts for salt water and chemical environments.

In Stock. Leaves warehouse within 2 - 3 business days

$244.00 AUD
Maximum quantity available reached.
Free Shipping Australia Wide
100% Safe & Secure Checkout
100 Days Return Policy *
1 Year Warranty *

1/4"-20 x 5/8" Hex Cap Screws, 316 Stainless Steel, 100 Pack | Fully Threaded. Hex head with washer face. ASME B18.2.1. Marine grade hex bolts for salt water and chemical environments.

The molybdenum content gives this type of stainless even greater corrosion resistance that 18-8 as well as superior strength at high temperatures

Product Features

  • Made from Austenitic alloys
  • Coarse Thread
  • Fully Threaded
  • Manufactured to ASME B18.2.1 dimensions
  • 316 Stainless Steel

Buy with confidence as this product comes with 18 months full local warranty in Australia & New Zealand (unless otherwise stated in the overview).

This product also comes with the benefits of the CocoonPower Warranty. For further details please read our Warranty Guidelines.

You can also purchase 3 Year Extended Care. If you are interested please see our Extended Care Information.