twenty minutes after arriving , having entered one of the tents that had been set up as his command station , he was inspecting the impressive array of weaponry he 'd had transshipped : ak-47 lancasters , ar15 bushmasters and lwrc srt 6.8mm assault rifles , world war ii us marine m2a1-7 flamethrowers , armor-piercing grenades , shoulder-fired fim-92 stinger missiles , mobile howitzers , and , the key to his mission , three ah-64 apache helicopters loaded with agm-114 hellfire missiles with specially made dual-charge nose cones of depleted uranium , unconditionally guaranteed by the seller to penetrate even the most heavily armored vehicle .