3 Types of Allen Key Bolt and Their Uses

A guide to the different types of Allen key bolts, what they're used for, and how to identify them.
Have you ever noticed the small hexagonal-shaped head on a bolt and wondered what it was? If so, then you’ve seen an Allen key bolt. These bolts are used in many applications and are favored for their ease of use and versatility. Let’s take a look at some of

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