Drop chances

ItemStage 10Stage 50Stage 100Avg count
Oil Shale34%34%33%23.32
Gas Can33%33%33%10.07
Oil33%33%33%0.99
Scrapping 4 Fun28%28%28%0.31
Handy Land28%28%28%0.31
Tools Digest28%28%28%0.3
Vehicle Adventures22%22%22%0.22
Wheel22%20%21%0.21
Repair Kit10%10%10%0.35
Steel Tool Parts–3.2%4.1%0.08
Motor Tool Parts–3.2%4.0%0.08
Vehicle Off Road Headlights Mod Schematic3.0%1.9%1.3%0.02
Vehicle Storage Mod Schematic3.0%1.9%1.3%0.02
Iron Pickaxe–1.3%0.33%0.01
Iron Fireaxe–1.3%0.30%0.01
Wrench–1.2%0.31%0.01
Iron Shovel–1.2%0.29%0.01
Iron Sledgehammer–1.2%0.34%0.01
Claw Hammer–1.2%0.30%0.01
Vehicle Reserve Fuel Tank Mod Schematic–1.1%1.2%0.01
Steel Sledgehammer Parts–1.1%1.4%0.03
Vehicle Fuel Saver Mod Schematic–1.1%1.2%0.01
modVehicleFuelSaver–0.99%0.75%0.01
modVehicleStorage–0.92%0.63%0.01
modVehicleOffRoadHeadlights–0.89%0.70%0.01
Engine–0.60%0.72%0.01
Lead Car Battery–0.58%0.65%0.01
Minibike Chassis–0.53%0.48%0.01
Minibike Handlebars–0.53%0.43%0.01
Stone Shovel7.4%––0
Stone Axe7.5%––0
Bicycle Handlebars1.9%––0
Bicycle Chassis1.8%––0
Steel Shovel––0.80%0
Ratchet––0.76%0
Steel Pickaxe––0.84%0
Steel Axe––0.84%0
Vehicle Super Charger Mod Schematic––0.22%0
Motorcycle Handlebars––0.17%0
Steel Sledgehammer––0.29%0
Vehicle Plow Mod Schematic––0.27%0
modVehicleReserveFuelTank––0.25%0
Vehicle Expanded Seating Mod Schematic––0.24%0
Vehicle Armor Mod Schematic––0.27%0
Motorcycle Chassis––0.16%0

Average count per open at loot stage 50. From 40,000 simulated opens per stage; perks that raise loot are not counted.