Magical Keyblade (3.5e Equipment)
From D&D Wiki
Magical Keyblade: A keyblade differing entirely from the Melee keyblade, The magical keyblade is rounded like a key and can only induce bludgeoning damage. However, they are imbued with magic that allows them to unlock doors and disarm traps with a DC20 use magical item check if used by a non-spellcasting character.
CL ; ; Weight: 7 lb.