Level
|
Skill Upgrade
|
2
|
Skill Manual I: 4
|
3
|
Skill Manual I: 4
|
Rusted Sheet Metal: 5
|
|
4
|
Skill Manual II: 6
|
Sheet Metal: 2
|
|
5
|
Skill Manual II: 6
|
Sheet Metal: 4
|
|
6
|
Skill Manual III: 6
|
Polish: 3
|
|
7
|
Skill Manual III: 6
|
Thick Sheet Metal: 3
|
Polish: 2
|