The A.B.L. 1950 Belgium Army Jack Knife, crafted by Colasse, is a robust and practical multi-tool designed for the Belgian Armed Forces. It features a stainless steel blade, bottle opener, can opener, screwdriver, and an awl, all housed within durable metal scales. The knife is engraved with "A.B.L." (Armée Belge/Belgisch Leger), indicating its military origin. Renowned for its functionality and reliability, this versatile tool reflects post-war military design, balancing simplicity with ruggedness. The knife's compact size and sturdy construction made it an essential piece of equipment for Belgian soldiers during the mid-20th century.