BigBolts' nut offerings fall into to two main categories:

  1. Free spinning hex nuts
  2. Hex Lock Nuts

Free spinning hex nuts are available in all the most common hex patterns: jam, heavy, slotted, thick, high and flanged.

Lock nuts are available either in an "all metal" design or in a "nylon insert" design.

No matter what type of specialty nuts and bolts you're looking for, has a match for you. Browse through our extensive selection of nuts to find the industrial fasteners perfect for your project or industry. And if you have any questions, don't hesitate to contact us! We're happy to help.

You and Us


Chances are, as you're reading this, there is some dirt under your fingernails and perhaps scabs on your knuckles. You are the bold one who doesn't shy away from removing a few bolts and nuts to see what's going on. You're reading this because you want to make sure you are dealing with a company that you can rely on to supply the right parts when you need them. And, whatever big project you are working on now, is a stepping stone for a bigger one. If that assessment feels right, go ahead and let us know.


We exist for one reason: there are big machines out there that need big bolts and nuts to hold them together. We launched this company with a simple mission; to provide large diameter high quality fasteners with a great customer experience. We stand behind our products with integrity, knowledge and confidence and we stand behind our service with a commitment to you. If for any reason you aren't smiling when dealing with, let us know.

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