Foldable Key Knife V2

Turn your plain old house key into a conversation starter with this foldable knife shell. Designed to mimic the look and feel of a compact pocket knife, this 3D-printable shell lets your key pivot open and closed with satisfying ease — all the cool factor of a blade, with none of the danger. Lightweight, portable, and endlessly customizable, it’s perfect for EDC enthusiasts, fidget lovers, or anyone who appreciates clever, functional design. Slip it in your pocket, clip it on your keychain, and carry your key like it’s worth showing off. Link to tutorial: