Read from the World of Warcraft client build files.
How Grimfist Crushers Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Grimfist Crushers suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Transmog Sets
Grimfist Crushers is part of the transmog set Necrotic Boneplate Armor (Death Knight only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Grimfist Crushers Fits
Other Items Named Grimfist Crushers
2 other items in the current build are also called Grimfist Crushers. 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 78605 (78600 to 78610) were usually added in the same batch as Grimfist Crushers: the same quest line, zone, vendor or reward set.