The main weapon of the Anzacs (including Martin Barrington (Andrew Clarke) at Gallipoli is the No 15 Grenade, before it is replaced by the Mills Bomb in France. Turkish soldiers also use the No 15 Grenade.he main weapon of the German soldiers is the Mauser Gewehr 1898. Turkish soldiers also use them. (This is incorrect; they should be using the 1903 Turkish Mauser). Mauser Gewehr 1898 - 7.92x57mm Mauser. A Turkish soldier fires a Mauser Gewehr 1898 at the Anzacs on the Gallipoli bluffs in defense of a machine gun nest.