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History of the Allen Wrench

Have you ever opened up a box of IKEA furniture and found that little L-shaped tool? You know, the one you toss in a drawer and forget about until the next time you’re assembling a shelf? That humble little tool is the Allen wrench—or “hex key.” It may seem simple, but it completely changed how we build, repair, and design things. Today, we’re diving into the surprising history of the Allen wrench, how it solved major industrial problems, and why it’s still one of the most important tools in the world. #history #hexwrench #ikea #ToolHistory #inventionstory #engineeringhistory #IKEAAssembly #EverydayInventions #diytools #industrialrevolution #funfacts