Bullet Metal can be found on any floor as it is a rare drop from the Bullet Tuber type enemies.
You can also buy Bullet Metal from Gyaku-Funsya where it costs 20,000 KC.
Additionally, you can receive Bullet Metal from certain types of Quests.
Recommended going to 6F MEKAROKU-GO to find. By the MEKAROKU-GO to NIKO-SENZOKU floor escalator there is 3 which you can farm by just going up & down the floors escalator. Some layouts have 3 bullet tubers by the MEKAROKU-GO to YUKI or META-KOYA to NASHIYOGUCHI escalators instead.
Alternatively, Tengoku is also a good way to obtain Bullet Metal as red named Haters above 51F drop Tuber Metals via Silver Treasure Chest drops.
For all non-Event gear, it currently takes 969 Bullet Metal to complete its uses. Event gear uses an additional 43, for a complete total of 1012.
NOTE: Tier is a level of power typically based on the number of times equipment has changed forms, not the number of stars it has.
|WE||Tank Commander Armor Ver.2||T2||★★||5|
|WE||Tank Commander Armor Ver.3||T3||★★★||10|
|WE||Tank Commander Armor Ver.4||T4||★★★★||10|
|DOD||Travis' Pants 2||T2||★★★||8|
|DOD||Travis' Pants 3||T3||★★★★||10|