Swiss Army knife and features a Victorinox or Wenger "cross" logo or, for Swiss military issue knives, the coat of arms of Switzerland. Originating in Ibach, Switzerland, the Swiss Army knife was first produced in 1891 after the company, Karl Elsener, which later became Victorinox, won the contract to produce the Swiss Army's "Modell 1890" knife from the previous German manufacturer. In 1893, the Swiss cutlery company Paul Boéchat & Cie, which later became Wenger, received its first contract from the Swiss military to produce model 1890 knives; the two companies split the contract for provision of the knives from 1908 until Victorinox
Swiss Army knife Wenger and Victorinox models feature a locking blade secured by a slide lock that is operated with an unlocking-button integrated in the scales. Some Victorinox 111 mm series knives feature a double liner lock that secures the cutting blade and large slotted screwdriver/cap opener/wire stripper combination tool designed towards prying. Rivets and flanged bushings made from brass hold all machined steel parts and other tools, separators and the scales together. The rivets are made by cutting and pointing appropriately sized bars of solid brass. The separators between the tools have been made from aluminium alloy since 1951. This makes the