43b78d2c_Spells__T2____Torchlight_Wiki__Effects
[Tome] Dual Wielding I [Description] Improves damage of all weapons when dual wielding. Only one Dual Wielding spell may be equipped at a time. [Required level] 1 [Effects] 
6% Damage bonus when Dual Wielding
Spells (T2) - Torchlight Wiki
Effects