Mace of Smiting
This +3 adamantine heavy macehas a +5 enhancement bonus against constructs, and any critical hit dealt to a construct completely destroys it (no saving throw). A critical hit dealt to an outsider deals x4 damage rather than x2.
Moderate transmutation*;*CL 11th; Craft Magic Arms and Armor, *disintegrate;*Price 75,312 gp; Cost 39,312 gp + 2,880 XP.