Ornate Mithril Helm

The Ornate Mithril Helm was originally created by the Mithril Order and can be made by Blacksmiths that are training to be Armorsmiths.

Source
The Ornate Mithril Helm is crafted by Blacksmiths. There is no minimum skill level; the quest requires level 40.

The components are:
 * 16 Mithril Bars
 * 2 Truesilver Bars
 * 1 Solid Grinding Stone

The plans are a quest reward for completing the quest from Trenton Lighthammer in Gadgetzan. This quest is part of the Armorsmith Specialization quest series.