Nerubian Weaver

Complete item
1-Eye of Skardi
Well, since the skill number three is limit for the orb effect only. Eye of skardi is only buff placer when used by range hero, so, weaver can buy eye of skardi in order to slow the opponent.
2-Radiance
Haha, i think i no need to mention it, all expert play nerubian weaver will buy radiance in order to burn the opponent hero.
3-Buriza-do Kyanon (Critical Strike) or Monkey King Bar
If you havent try it, try it. Because when it became the critical strike at the time it attack two times (skill number three), it will inflict two times of critical damage, same with the bonus damage or stopping spell casting effect by monkey king bar.
4- Butterfly
Butterfly increase the damage for 60, agility30, which then increase the attack speed 30%, evasion 30% and 4.2 for armor
5-Black king bar
Immune to spell is very important to prevent opponent stun the hero and escape
6-Power thread
For agility or strength hero, mostly i will consider to buy power thread rather than boot of travers