Military Engines are the primary components in creating basic ballistic weaponry in Dead Space 3. Military Engines are common, cheap to produce but offers the widest selection of weapons if the required tips are available. Of all tools available, Military Engines are the second most ammo-efficient tools, one full 20 stacks of Universal Ammo only yield less shots than a Flamethrower. 2 to 3 full rows of Universal Ammo clips provides ammunition counts numbering in thousands.