# Tier 3 Honing Success Rate +4 research

> Tier 3 Honing Success Rate +4: Required Materials. Timber, Iron Ore

Canonical: https://lostark.wiki/database/stronghold-research/tier-3-honing-success-rate-4-301013?relation=research_materials

"I pour my whole life into every strike."  
You channel all your devotion into creating the finest gear.

## Facts

- **Category**: Roster Growth Boost
- **Time Taken**: 0d 06:00:00
- **Required Action Energy**: 1,500
- **Research Cost**: 2,500 Gold
- **Stronghold XP gained**: 1,000
- **Research Requirements**: Lab Lv. 2; Achieved Item Lv. 1,620 or above; [Lab Lv. 2](https://lostark.wiki/database/stronghold-research/lab-lv-2-102002)

## Related

- [Research Requirements](https://lostark.wiki/database/stronghold-research/tier-3-honing-success-rate-4-301013#relationships) (1)
- [Required Materials](https://lostark.wiki/database/stronghold-research/tier-3-honing-success-rate-4-301013?relation=research_materials#relationships) (2)

### Required Materials

1–2 of 2

| Name | Quantity | Details |
| --- | --- | --- |
| [Timber](https://lostark.wiki/database/items/timber-6882301) | 33 | Quantity 33 |
| [Iron Ore](https://lostark.wiki/database/items/iron-ore-6882401) | 33 | Quantity 33 |

## Related

- [Home](https://lostark.wiki/)
- [Stronghold Research](https://lostark.wiki/database/stronghold-research)