5mm round (Fallout 4)

The 5mm round is a type of ammunition in Fallout 4.

Weapons using this ammunition
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 * Minigun
 * Ashmaker

Locations

 * Bought from vendors.
 * Found in military outposts.
 * The abandoned satellite dish right next to Sanctuary
 * Includes 1 fusion core, 1 minigun with 600+ rounds, and ammo box with 15+ rounds.