Doors and hatches
Steel Shutters Outside
A steel block with 15,000 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.
Crafting
Craft at Workbench · makes 1
Crafted as
Steel Shutters: pick this one of its variants when you place it.
Forged Steel× 10
Spring× 10
Mechanical Parts× 10
Harvest drops
Iron× 96
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
Salvage drops
Spring× 1-2
Mechanical Parts× 1-2
Extra parts when salvaged with a wrench, ratchet or impact driver.
When it collapses
Falling, it leaves
Scrap Metal Pile (75% of the time) where it lands.
Where to find (4 POIs)
Pop-N-Pills Factory (tier 5), Shamway Factory (tier 5), The Curren Residence (tier 2), Outlaw Outlets.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.