1Repair At Home: Watch glasses repair screws can help you solve watch problems at home instead of going to a watch repair shop, ideal for watchmakers and watch repairers. 2Multiple Size: Self tapping screws of various sizes, meet various use needs, can be used for adjustment of all watches and glasses, simple and practical. 3With Storage Box: There are multiple independent storage spaces inside, there is size information on the lid, classified storage, different size of screws can be clearly identified. 4Portable Design: Light weight and in small size, easy to store and carry, can be easily put into your bag, perfect for home, watch repair store, etc. 5Stainless Steel Material: Watch repair tapping screw adopts stainless steel material, eco friendly, anti rust and sturdy, no deformation, stable and durable.