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Large Diameter Fasteners

Lightning Bolt & Supply is your one-stop source for large diameter standard and metric bolts, metric nuts, and metric fasteners. Regardless of the material, plating, or testing requirements; we can make it happen! Our fastener experts will exceed your projects needs. Our capabilities run up to 6” in Diameter and 150mm.
We also stock and are capable of supplying anchor bolt packages throughout the world. Common Anchor bolt standards include ASTM A307 grade C and F1554 grade 36 anchor bolts.  However keep in mind that our ASTM F1554 grade 55 anchor bolts are availble upon requests. 

Large manufacturers, such as offshore crane companies, trust Thunder Threads for their teflon coated Grade 8 bolts, Grade BD bolts, and also their API charpy tested hex bolts.  Our extensive inventory coupled with our fastener specific processes guarantee that your hardened bolts are of the utmost quality. 

Our items can be plated in many different types of platings. Fasteners that are plated with zinc chromate, Galvanize, or Teflon (Fluorokote-1) are kept in stock. In addition, contact Lightning Bolt & Supply for your wind turbine fasteners. The fast amount of our metric fasteners are according to DIN, ISO, and EN standards. 

Let us know your expectations. Regardless if you need domestic and imported material, Lightning Bolt has you covered. Our company is knowledgeable of the BAA (Buy American Act), and can supply your project with the parts and paperwork that is required.  No matter the spec, our experts will consistently provide you with the "perfect order”.

On budget, on-time and correct! We make this easy…


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