Wood Spikes Trap 1 (POI)
Spike traps are your first and earliest line of defense. They slow down and damage enemies. Place them using the secondary action.
Repair with Wood or Forged Iron.
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 
Wood Spikes Trap 2.
Drops when destroyed
Wood× 2-6
Where to find (26 POIs)
Dishong Tower (tier 5), Hybrid Mining (tier 5), Navezgane General Hospital (tier 5), Shamway Factory (tier 5), Aranea Caverns (tier 4), Doominium Tower (tier 4), Downtown Marketplace (tier 4), Joe's Junction (tier 4), Stand Tower (tier 4), Super Shamway (tier 4), OK Laundry (tier 3), The Boobie Trap (tier 3), Weston Weigh Station (tier 3), Federal Appliance (tier 2), Hersh Farm (tier 2), The Brown Residence (tier 2), The Curren Residence (tier 2), Cabin Retreat (tier 1), The Simmons Shanty (tier 1), Arkco Rusco, Camp BBQ, Canis Lupus Rest Area, Kodiak Construction, Old Timber Yard, Ransacked Residence, The Doll House.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.