Mauser Tankgewehr M1918
The Tankgewehr M1918 (transl. Tankgun), also known as the Mauser 13mm anti-tank rifle and T-Gewehr in English, is a German anti-tank rifle—the first rifle designed for the sole purpose of destroying armored targets—and the only anti-tank rifle to see service in World War I. Approximately 16,900 were produced. == History == During the First World War the onset of static, trench warfare saw the rise in the use of armour plate for personal defense, and the development and use of armour-piercing ammunition to counter this.