Witch Blacksmiths are group of witches who excels in craftmanship magic.
Witch Blacksmith is term for witches who combines their magical skills with craftmanship to craft magic items flawlessly. While typical witches or wizards can craft magic items, witch blacksmiths take such skills in more advanced level as they able to forge more advanced magic items such as Barrier Pauldron and Valkyrie Armor. Those who are skilled in mechanics can also construct machines such as automatons or magical vehicles. Aside crafting items, they can also flawlessly maintenance/upgrade magic items into better ones.
Magic Craftmanship techniques utilized by witch-blacksmiths can also be learned by wizards, as the Einherjar Bezel have degree of skills in fixing broken wands.