Fix quickly and conveniently without the hassle of going to a repair shop. stainless steel, anti-rust, can't easily out of shape and will last of use. It can serve as a handy tool for needs or a your loved s favorite glasses or watch repair needs. Special concave hole is designed to hold the screws properly according to the shape of the screws for customer's easily and efficient A great tool for fixing your favorite sun glasses or other eye wear items., Manufacturer: MARCBUSE