For each 3 refine levels of Golden Wrench:
Increases damage of Power Swing by 7%.
Increases damage of Axe Boomerang by 5%.

For each 3 refine levels of Engine Pilebunker:
Increases damage of Boost Knuckle by 7%.
Increases damage of Arm Cannon by 5%.

For each 3 refine levels of Maxi Spanner:
Increases damage of Axe Tornado by 7%.
Decreases physical and magical damage taken from all size monsters by 5%.

[iRO Description]
Not Available