Skin
Obsidian Bone Knife
Behaves as knife.bone. It is a skin, not a separate item.
- Damage
- 16
- Swing time
- 0.7s
- Stack size
- 1
Obsidian Bone Knife
Stats
Melee stats
- Damage
- 16
- Swing every
- 0.7s
- Damage a second
- 22.9
- Reach
- 1.5m
- Damage type
- Slash 8, Stab 8
Gameplay details
- Stack size
- 1
- Durability
- 100
- Repairable
- Yes
- Despawns after
- 5 min
Technical details
- Category
- Weapon
- Item id
- 158,303,804
- Shortname
- knife.bone.obsidian
- Has skins
- No
In-game description
Melee weapon crafted from obsidian. Good for harvesting carcases.
How to get
Sources
- Reskin of another item
Research
Research
At a research table.
Recycle & repair
Recycling
Per item at full condition. Green’s 60% boost needs 4 heavy fuses at the Power Plant; red requires maximum power (18 fuses).
| Returns | 50% efficiency · 5s per cycle50% | 60% efficiency · 5s per cycle60% 4.5s at maximum power | 40% efficiency · 8s per cycle40% | 75% efficiency · 4s per cycle75% |
|---|---|---|---|---|
| 15 | 18 | 12 | 22 to 23 |
How returns work
Component fractions are random rolls; Scrap fractions carry over between cycles. Worn items return less.
Repair
Repair bench cost when fully worn.
- Condition lost per repair
- 20% of maximum
- Blueprint needed
- No
Repair cost rules
A half worn item costs half as much to repair. Rust stores no repair cost. The bench builds one from the crafting recipe: components are swapped for the first ingredient of their own recipe, then everything is charged at 20% and rounded up.
Game data: build 25083359, captured 4 Sept 2026. Sources and dates.
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