Upgrade path

Bridge Metal Rivet Block→ 10× Cobblestone Rocks →Cobblestone Block→ 10× Concrete Mix →Concrete Block→ 10× Forged Steel →Steel Block

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.

Harvest drops

Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.

When it collapses

Falling, it leaves Scrap Metal Pile (60% of the time) where it lands.

Where to find (1 POIs)

Haulwell Freight (tier 3).

Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.