PWC is useless really as the aoe damages you as much as the mobs. sad but true. needs a poison resist of 286 tro use effectively.
tbh the best item for shm is the spear REIF.,,,paired up with a good shield
eg
http://wiki.project1999.com/Orb_of_the_Infinite_Void (if you can get one)
if ur cash strapped the scourge hammer is cheapest and comonest. procs 30, not as brutal os the other tho....