Allen wrenches and Hex keys seem very similar to each other. We break down the relationship between the two and some other ...

But when it comes to nuts and bolts, the choice is not as clear. Should it be a wrench, a ratchet, or a similar hex-fastener-turning tool By Stuart Deutsch Published: Aug 02, 2010 9:00 AM EDT ...

Terry Albrecht has plenty of nuts (and bolts) already, but he'll park the biggest nut in the world outside his business next week. Packer Fastener will mount a 3.5-ton, 10-foot tall hex nut ...

The hex nut, which weights about 8,500 pounds, is painted silver with "Patriot Bolt" scripted on the top part of the nut and "Made in Texas" on the bottom. The diameter of the opening is 10 feet.