3D Printable Magnetic Key Chain by 3D Printer Academy

3D printing – Present and future – A Chemical Engineering

3D Printable Magnetic Key Chain by 3D Printer Academy

Medical 3D Printing

3D Printing New Kinds of Crime - Police Chief Magazine

DIY Paracord Keychains

Quick, easy, secure, stylish Marketing lingo for it's freaking awesome! Just like a flashlight, sometimes you have things on your key chain that you may need to quickly and easily detach. That might even be your actual keys! The Kappa QR delivers convenience (and security) in an entirely new way. This design is identical to (and compatible with) the Beta-QR v2 quick release design.

Prometheus Lights Kappa Quick Release Keychain, Detachable Keychain That Holds Up to 10 lbs, Easy, Secure and Stylish Pull Apart Keychain (Brass)

3D Printed - Magnetic Key Holder with Mechanical Wing Moving

Name Keychains Manubim - 3D printed gifts

Free Keychain 3D Printing Models

30 Cool Things to 3D Print Which Are Actually Useful, All3DP