This is our complete selection of Multi-Tools & Knives. These include selections from Gerber, Boker, Resqme and more. Multi-Tools are an innovative way to have a multitude of easy access implements in one compact device. Multi-tools are an idea originated by Tim Leatherman of Leatherman Tools. Multi-tools have taken off around the world as an easy-to-carry toolbox. Most multi-tools are made of stainless steel and are plier-based with a variety of pull out tools including screwdrivers, knife blades, files, saws and more. A multi-tool (or multitool) is any one of a range of portable, versatile hand tools that combines several individual functions in a single unit. The smallest are credit-card or key sized units designed for carrying in a wallet or on a key ring, but others are designed to be carried in a trouser pocket or belt-mounted pouch.