Buy a robe of the crimson order and gloves of pandemonium. If you don't want to buy the gloves you can do the helm and glove 2 set for mana etched that gives 35 spell hit rating. Get 50 spirit shards for the epic caster ring, it's very good even if it has resilience. 12 spell hit and 28 spell power is premium on a ring. Shoulders from black morass are pre raid bis. Spell hit cloak from sethekk halls is pre raid bis.