Compact size, easy to carry and use, you can put it in your bag or hang it Made of metal to withstand daily use and provide all the torque needed to secure your gear 5/32" (4mm) wrench, suitable for most commonly used mounting screws. The other side is a basic flathead screwdriver that can tighten or loosen most flat screws The photographer keychain is a multi-functional tool with a double-ended wrench design for adjusting and repairing a variety of photographic equipment Exquisite photo theme design, key chain function, can be used as decoration and gift, also can be used as bottle opener, Manufacturer: Rxgiasup