The BladeNex is a compact folding scalpel made from CNC machined titanium that's small enough to fit on your keychain and go wherever you do. We've featured other compact knives on our pages over ...

it's small enough to fit on a keychain or belt loop, and it turns on as soon as you yank it from its magnetic base. Available in titanium or brass via a Kickstarter crowdfunding campaign ...

Would you believe you can do both of those with a keychain? The ForeverPen™ is a teeny, tiny multitool. It's a pen that'll never run dry and a box opener made of super tough titanium ...