Out The Front (OTF) knives are fascinating pieces of engineering that combine convenience, speed, and mechanical ingenuity. Among these, the double action OTF knife stands out for its ability to both deploy and retract the blade automatically using a single switch. This article will explore in d
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Out-the-Front (OTF) knives are fascinating tools that combine mechanical ingenuity with practical functionality. They are widely used by military personnel, law enforcement, outdoor enthusiasts, and collectors due to their quick deployment and sleek design. This article explores the intricate workin
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