Read from the World of Warcraft client build files.
How Nefarious Tormentor's Armwraps Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Nefarious Tormentor's Armwraps suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Nefarious Tormentor's Armwraps is part of the transmog set Lurking Defiler's Scalemail (Hunter, Shaman and Evoker only). The other 16 pieces:
Items Numbered Next to Nefarious Tormentor's Armwraps
Blizzard numbers items as they are created, so the named items next to ID 173488 (173483 to 173493) were usually added in the same batch as Nefarious Tormentor's Armwraps: the same quest line, zone, vendor or reward set.