My current PVM build is this:

shaft with 39 ED jewel
goreriders
string
crafted gloves with knockback and 20 IAS and mana leech
WF or BOTD
Gaze with 40/15 or Mav helm with 15 IAS
Mara ammy or Cats Eye
Ravenfrost
Ravenspiral

Act 2 Merc with Bonehew, Duriels Shell, and Crown of Thieves

Lvl 15 Valk

About 1900 poison damage and 400 lightning damage

Max damage with guided is about 7000 with right combination of gear.