The Wz. 35 was a rifle designed around an extremely powerful tungsten ammunition, which was later copied by the Germans. Had a superior design to the contemporary genre, such as a brake mouth extremely efficient, which reduced 65% of the recoil of the gun. Although the concept of anti-tank rifle be approaching obsolescence, this weapon was capable of penetrating all tanks used in the invasion of Poland in 1939. Taking advantage of these qualities, of the approximately 6,500 produced was incorporated into the German army and used in the Russian campaign, as the PZB 35 (p).