Cri + 4 and increases critical damage by 5% per 3 refine rate.
If refine rate is 9 or higher, increases critical damage by additional 10%.
If refine rate is 11 or higher, C.Rate + 5.
When enchanted on two-handed sword, two-handed spear, two-handed staff, two-handed axe, katar, bow, huuma shuriken, or firearms, increases critical damage by additional 10%.