Traps
Barbed Wire Fence, Bloody
A barbed fence block with 50 hit points.
Upgrade path
Hit a placed block with a stone axe, claw hammer or nail gun while carrying the material of the next step: 4 hits per upgrade.
When its hit points run out it becomes
Barbed Wire Fence, Damaged.
Harvest drops
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
Where to find (1 POIs)
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.