Multifunctional screwdriver head set: This set contains a variety of sizes and types of screwdriver heads, including but not limited to cross, slotted, hexagonal and other models. It is suitable for disassembling mobile phones, cameras, computers and other electronic digital products to meet the diversified needs of daily maintenance and assembly. Portable storage design: all screwdriver heads are neatly arranged in a compact and well-designed storage box. The storage box is small and easy to carry, which is very suitable for both tool kits and pockets. Quick replacement of screwdriver head: each screwdriver head can be replaced easily and quickly without complicated operation. It can be pulled out gently, which greatly improves the work efficiency. Safety latch design: the storage box is equipped with safety latch, which can effectively prevent the screwdriver head from accidentally falling when not in use, and increase the safety and convenience of use. Key retaining ring design: there is a key retaining ring on the top of the storage box, which is convenient for users to hang it on the key chain, carry it with them, and respond to various maintenance needs at any time, Manufacturer: SMTYXS