Aqir Bits

Aqir Bits drop from the following aqir in Uldum:
 * Aqir Impaler
 * Aqir Stinger
 * Aqir Voidcaster
 * Aqir Reaper
 * Aqir Scarab
 * Aqir Dominator
 * Corrupt Egg Tender
 * Aqir Goliath
 * Aqir Hive Worker
 * Corpse Swarmers

As a quest objective

 * A Bit of Investigation