Credit Card Knife

The CardSharp2 is essentially a surgical-grade knife that folds up into credit card form, and you can pick one up for $2.69 shipped, today only, originally $19.99. Measuring just 2.2mm thick, the 13-gram tool transforms from credit card-sized accessory into surgical-grade knife with sturdy handle in seconds. This waterproof knife features a nearly 3-inch long blade, and the polypropylene handle is guaranteed to last a lifetime of unfolding and folding. Product page. Continue reading for a two videos, including a cutting demonstration and additional information

This inconspicuous tool is a must-have for the prepared adult (unless you’ve somehow evolved razor-sharp fingernails made from surgical-grade steel), but not everyone wants to carry a separate knife or add more bulk to their already rotund keyring. Well, here comes CardSharp to the rescue. More information.