I think you mean a shield and it was Hephaestus.
Hephaestus forged a splendid new shield for Achilles.Hephaestus.
Hephaestus by the request of Achilles mother, Thetis.
Hephaestus.
NO
sword
How was this Forged? The sward was forged from pure metal.
Hephaestus by the request of Achilles mother, Thetis.
It was not given a name: it was simply known as the armor of Achilles.
Achilles wields a sword known as the "sword of Peleus," named after his father, King Peleus. This sword is described in Homer's "Iliad" as a formidable weapon, often associated with its sharpness and effectiveness in battle. In some accounts, it is also noted that the sword has a divine quality, reflecting Achilles' semi-divine nature as the son of the goddess Thetis. The sword plays a crucial role in his prowess during the Trojan War.
One may be forged in the great fires of mordor
Patroklos was the friend and comrade of Achilles. Hector killed Patroklos believing him to be Achilles.
The sword is Brisingr forged by Rhunon through Eragon. *It lights up in flames when Eragon says its name.