• Gloves of the Steady Hand
• Item Level 239Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Mail
• Hands
• 846 Armor
• +79 Agility
  +75 Stamina
  +49 Intellect
• Red Socket
  Blue Socket
• Socket Bonus: +6 Agility
• Durability 50 / 50
• Requires Level 80
• Equip: Improves hit rating by 50.
  Equip: Improves critical strike rating by 55.
  Equip: Increases your attack power by 106.
• Sell Price: 6 71 34

Source

This item drops from XT-002 Deconstructor on hard mode in the 25-man version of Ulduar.

Patch changes

• Patch 3.1.0 (14-Apr-2009): Added. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB