You know the secrets of repairing and restoring firearms and gun arms.
If you have access to a gunsmith’s kit, you can create and restore firearms/gun arms, craft bullets, and mix black powder for all types of firearms. You do not need to make a Craft check to create firearms, gun arms, and ammunition or to restore firearms/gun arms.
Crafting Firearms/Gun Arms: You can craft any firearms or gun arms for a cost in raw materials equal to half the price of the firearm/gun arm. Crafting a firearm or gun arm in this way takes 1 day of work.
Crafting Ammunition: You can craft a stack of ammo for a cost in raw materials equal to 50% of the price. Crafting a stack of ammo takes 1 day of work.
Restoring a Broken Firearm/Gun Arm: Each day, with an hour’s worth of work, you can use this feat to repair a single firearm or gun arm with the broken condition. You can take time during a rest period to restore a broken firearm/gun arm with this feat.
Special: If you are a gunner or gunbreaker, this feat grants the following additional benefit. You can use this feat to repair and restore your initial, battered weapon. It costs 300 gil and 1 day of work to upgrade it to a masterwork firearm/gun arm of its type.