Leatherman is a traemark for a line of multitools and knives produced by the Leatherman Tool Group. A Leatherman tool is essentially a pair of pliers with other tools stored in the handles, and generally includes a knife, pliers, screwdriver and assorted other devices. Some tools from Leatherman have as many as 20 tools and weigh up to 12.5 ounces, while others are smaller than a Swiss Army knife and weigh as little as 1.8 ounces.