The game's collection data lists Egg-Shard Grips as sold by a vendor NPC in Stormshield.
Vendor
Zone
Map
Waypoint
Other items it sells
NPC #93907
Stormshield
-
-
171
Vendor NPC, zone and position come from the client's collection source tables (CollectableSourceInfo and CollectableSourceVendorSparse); coordinates are the in-game map readout.
Build history
First seen in build 5.5.4.69585 (Mists of Pandaria).
Read from the World of Warcraft client build files.
How Egg-Shard Grips Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Egg-Shard Grips suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
4 other items in the current build are also called Egg-Shard Grips. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 96097 (96092 to 96102) were usually added in the same batch as Egg-Shard Grips: the same quest line, zone, vendor or reward set.