1. Wallet type packing, light and portable.2. Internal type batch head bayonet fixed, not easy to scattered.3. High precision screwdriver head, high-end steel (chrome vanadium steel) by special heat treatment, hardness can reach HRC52-60.4. Full set of 24 batch head, complete specifications, can be adapted to work in many different fields.5. The handle in the aviation alloy material manufacture, light and durable.6. The tail is designed with precision bearing, flexible and easy to use.7. With a compact and assorted package, it\'s very easy to carry everywhere.8. As professional hardware tools, it can provides you with the most powerful function.9. Suitable for most digital products, various types of computer, mobile phone, camera, glasses, watches.