This multifunctional screwdriver is applied for repairing glasses and watch widely. The repair tool include: Flat head screwdriver / Phillips screwdriver / Star nut driver Can be used to repair or screw up screws for eyeglasses, sunglasses, watches, cellphones and other precise devices With a keychain, portable and easy to hang Material: Aluminum steel Total length (without Keychain): Approx. 6cm Keychain diameter: Approx. 2.3cm