4 new pieces. The screwdriver is a simple one. The following commonly used screw sizes are included: M1.0 x 4.0mm 4 pieces M1.2 x 4.0mm 4 pieces Fell off... Yellowed... "But it's a hassle to go to the optician for such a small part!" For those people, here you go! The base is embedded inside, so it won't easily come off. There may be burrs and chips characteristic of the molding process, but they are on parts that don't touch the skin, so they won't affect the comfort. Having a pair of fine-tipped tweezers will make the installation process smoother. Made of soft PVC and aluminum Size: Approximately 14*7*2mm (excluding protrusions) The part to be fixed is approximately 3*2*2mm Screw hole diameter: Approximately 1.2mm -------------------- #NosePadPonzSelect Nose pads, repair, eyeglasses, glasses Sunglasses, DIY, nose pads