The Perfect Pieces to Your Next Project

Specialty screws and bolts

Nuts and bolts are the cornerstone of any project. Unfortunately, the market is wide and the wrong decision could lead to lost time in the building process. Whether it is a 12 point flange nut or hex head bolt, check out your needs and build a strong foundation for your next project.

There are a variety of screws out there, so make sure to consult with an expert if you do not know where to start. A screw thread is a helical groove on a shaft. When used to deliver power it is called a drive screw. Certain screw threads are designed to mate with a complementary thread, known as an internal thread. Lag screws are sometimes called lag bolts, and are often referred to as large wood screws.

Bolts are most often confused with screws but they serve a much different purpose. Bolts are used for the assembly of two unthreaded components, with the aid of a nut. Screws are used with components that have at least one containing its own thread. Bolts use a wide variety of head designs including square and hexagonal. A hexagonal head, one of the more common bolt head, is held and turned by a spanner or wrench.

The most popular bolt head designs are heavy hex, #3 head plow bolts, # 7 head bucket tooth bolts, Tap Bolts (fully threaded hex bolts) and square head bolts. Nuts are graded with strength ratings compatible with their respective bolts for example an SAE class 5 nut can support the proof load of an SAE Class 5 bolt. Specialized locking nuts exist to prevent the nut, bolt and bearing surface do not become loose during the pre-load process. During a pre-load a second nut might needed.

Square-drive screws were invented by Canadian P. L. Robertson in 1908. Mr. Robertson was clearly on to something because a variety of The U.S. screw, nut, and bolt industry generates an estimated $27 billion of revenue. A wide variety of specialty nuts and bolts exist. There are household hardware versions of nuts and specialized industry specific designs (well nut and special barrel) that are engineered to meet various technical standards. Bolts use a variety of head designs including a sidewalk bolt and t-bolt.

A 12 point flange nut or other bolts can be the key ingredient of your next project. Make sure to look into 12 point flange nuts or other bolts at your local supplier. This will lay the foundation for a strong project with few problems.

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