The props are made in "Brave into the Valley of the Dead: Dark Day" require a lot of materials, and the materials required for different props are different. First of all, the lock picking tool requires a metal and a fastener, a first-class portable bed, which requires 4 fabrics, 2 metals and 2 fasteners.
How to make all props in the Dark Day of the Dead Valley
Workbench
Cooking area
Medical District
Weapon Workbench