Advance
Slitting Mills
These are a new type of watermills developed for slitting bars of Iron into rods. This allows for more efficient development of Iron tools and machinery, as it allows casters to use rods that more appropriate for their needs compared to bigger bars, wasting less byproduct in the forging process.
Bole SmeltingAdvancerequiresAdvance tree
Global Trade- Bole Smelting
- Slitting Mills
Foreign Mining Techniques then 12 more
Pottery Workshop then 1 more
Saltpeter Workshop
Shared Products and Procedures then 1 more
Sukhothai Ceramics
Modifiers
Iron Output+66%