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.
Complete repair or maintenance projects with ease using the Certified Hex Key Set/Allen Wrench Set, 55-pc. This set includes 14 L-keys (SAE: 1/8,
Certified Hex Key Set/Allen Wrench Set, Comfort Grip Handle, 55-pc
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