Schematic: Thorium Shells

Uncommon

• Item Level 57
• Ingénierie
• “Teaches you how to make Thorium Shells.”
• Sell price: 50s

At a glance

Category

Ingénierie

Quality

Uncommon

Item level

57

Vendor price

2g

Sell price

50s

ID

16051

Where to find it

Dropped by

Monster	Level	Chance	Location
Masha Swiftcut	58	3.4%	Alterac Valley
Lieutenant SpencerElite	59	0.26%	Alterac Valley
Doomguard CommanderElite	61	0.24%	Blasted Lands
Winterax SeerElite	59	0.22%	—
Firebrand PyromancerElite	57-58	0.14%	Blackrock Spire
Risen Guardian	59-61	0.14%	—
Lieutenant StronghoofElite	59	0.14%	Alterac Valley
Lieutenant LargentElite	59	0.14%	Alterac Valley
Lieutenant LewisElite	59	0.12%	Alterac Valley
Hive'Ashi SwarmerElite	57-58	0.1%	Silithus

And 500 other monsters, with a lower chance.

In the world (chests, veins, herbs)

• Solid Chest · 0.5% · Burning Steppes
• Solid Chest · 0.5% · Eastern Plaguelands
• Fel Iron Chest · 0.5% · —
• Arena Treasure Chest · 0.3% · —

Doomguard Commander · Blasted Lands

12 locations (coordinates 38, 69 · 44, 75 · 35, 64…) · © Blizzard Entertainment

• Doomguard Commander 0.24% · level 61 · Blasted Lands
• Hive'Ashi Swarmer 0.1% · level 57-58 · Silithus
• Hive'Ashi Swarmer 0.1% · level 57-58 · Feralas
• Solid Chest 0.5% · Burning Steppes
• Solid Chest 0.5% · Western Plaguelands
• Solid Chest 0.5% · Eastern Plaguelands
• Solid Chest 0.5% · Winterspring

Sources and drop chances from original Azeroth, from the free community databases CMaNGOS and AzerothCore. Forever may change them: chances are indicative, to be confirmed in game.

Data read from the game files thanks to wago.tools, version 1.60.1.70755, updated on 4 November 2026. The database follows each new game version. Stats, armour and damage are computed the way the game does; item-specific “Equip” and “Use” effects are not listed yet. Names and icons: © Blizzard Entertainment (see the legal notice, in French).