2-in-1 The portable keychain screwdriver: Phillips screwdriver / flat head screwdriver.Portable screwdriver keychain is made of precision Chrome Vanadium Steel,light and easy to carry,can use Key screwdrivers anytime anywhere.Simply detach the screwdriver from the keyring and use it as needed. When you're done, just reattach it to the keyring for safekeeping.These screwdrivers can be used for a variety of small tasks, including tightening screws on eyeglasses, electronics, and more.