Swiss Army knife edge. The blades are then checked with a laser reflecting goniometer to verify the angle of the cutting edges. Finally scales are applied. Slightly undersized holes incorporated into the inner surface enclose the bushings, which have truncated cone cross-section and are slightly undercut, forming a one-way interference fit when pressed into the generally softer and more elastic scale material. The result is a tight adhesive-free connection that nonetheless permits new identical-pattern scales to be quickly and easily applied. Victorinox models are available in , , , , , , and lengths when closed. The thickness of the knives varies depending
Swiss Army knife (models). Their model numbers refer to the year of introduction in the military supply chain. Several main models have been revised over time and therefore exist in different "Ausführungen" (executions), also denoted by the year of introduction. The issued models of the Swiss Armed Forces are: Soldier Knives are issued to every recruit or member of the Swiss Armed Forces and the knives issued to officers have never differed from those issued to non-commissioned officers or privates. A model incorporating a corkscrew and scissors was produced as an officer's tool, but was deemed not "essential for survival", leaving officers to