Allen wrenches: What you need to know

Everything you need to know about Allen wrenches in five minutes or less, including how they became ubiquitous.
How the now-ubiquitous tool became essential to mass production.

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Allen wrenches: What you need to know

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Boston Industrial Hex Keys Allen Wrenches Alloy Steel Black, 53% OFF

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Boston Industrial Hex Keys Allen Wrenches Alloy Steel Black, 53% OFF

Allen wrenches: What you need to know

Alternatives to an Allen wrench. #Short #JamesLesterBaldwin.

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