Microtech ( https://microtechknives.com/) makes premium double-action OTF (out the front) and folding automatic knives, 95% in the U.S.A.
Microtech® utilizes exclusively American-Made manufacturing, materials, and labor. Every component we use is developed within the United States, and more than 95% of all our components are manufactured in-house, directly by us. Because we use only the best quality materials, and to ensure our commitment to excellence, every Microtech® knife is backed by our Lifetime Limited Warranty.
Double-Action Out-The-Front (OTF)
Folding
Double-Action Out-The-Front (California Legal 2-Inch Blade)
Video: How Do Double Action OTF Knives Work?