DescriptionThe glass screwdriver is made of metal construction, which provides extra strength. It is designed to repair or tighten up screws on variety eyeglasses, sunglasses, watches. And this compact mini precision keyring screwdriver, portable to carry. It is suitable for a variety of optical, electronic, mobile phone and watch applications.Features- Color: Silver. - Material: Metal.- Size: Approx. 4.5 x 0.5 x 0.5cm. - For removing and inserting spring bars straps. - With a keychain, portable and easy to carry. - Could be used for watch band replacing, watch repairing, jewelry making. - Perfect for watchmakers, collectors, durable, portable, practical, convenient and very easy to use. - This watch repair tool kit helps you get your watch problem done at home instead of going for watch repair shops.Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand! Thank you!