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 It came off... It's yellowed... "But it's a hassle to go to the optician for such a small part!" For those people, here you go! The mounting part is embedded, so it won't easily come off. Having a pair of fine-tipped tweezers will make the installation process smoother. Made of PVC and aluminum. Size: Approximately 13*7*2mm (excluding protrusions) Fixing part: Approximately 3*2*2mm Screw hole diameter: Approximately 1.2mm -------------------- #NosePadPonzSelect Nose pads, repair, eyeglasses, glasses Sunglasses, DIY, nose pads