The Hyper Thin 440

The Hyper Thin is the "World's Thinnest Pocket Knife". Our HT-440 uses the high-grade 440C stainless steel, renowned for it's high hardness and ability to keep an edge. The patented FlyOff technology allows you to replace the blade, and the handle also includes a set of tools: Screwdrivers Pry bar Ruler Bottle opener Available in standard silver finish or as black carbon (diamond-like hardness) with 440C Stainless Steel. Our HT-440 is drilled for weight reduction to be extremely lightweight without sacrificing any strength. See how to open, close, attach, and remove your new blades in our Operating Manual.