Exceptional MaterialThe precision screwdriver set is made of S2 steel that is more advanced than general steel, chrome-vanadium steel, alloy steel, precision cast steel, etc. S2 steel has higher hardness, higher torque, higher abrasion resistance, which makes it durable. Each screw head is magnetic, so you can easily remove the screws in a narrow space and the screws will be attracted to the screwdriver. 24 Replacement BitsOur screwdriver bit set comes with a magnetic handle and 24 interchangeable bits. The different screwdrivers fit most screw heads commonly used in modern electronics manufacturing. 25 in 1 professional set is easy to use, simply select the batch you need, rotate 180 degrees and pull out, unscrew the handle cap, place the bit in the handle and screw the handle cap back on. Ergonomic DesignOur repair tool set has ergonomic design and well perform. The handle in the aviation alloy material manufacture, light and durable, the tail adopts the precision bearing design, flexible and easy to use. The head of the aluminum handle is magnetic, so the screwdriver head can be easily and firmly attracted to the top. Each screwdriver bit fits perfectly onto the handle, and can easily be changed from one to the other. Portable CaseThe plastic case of our magnetic screwdriver set guarantees its sturdiness. High-quality case protects screwdrivers from loosing or crushing. It can be put into bags. Simple and all-match plastic shell makes it also a beautiful gift for your friends and family. The screwdriver bit set is an indispensable part for enthusiasts of electronic product, which can keep everything well organized, easy to storage and take anywhere." Widely UseThe 25 in 1 precision screwdriver kit is by special heat treatment, durability and corrosion-resistant, makes your work more efficient. The repair tool kit can be widely used for repairing and disassembling various electronic products and household appliances with small screws, such as jewelry, mobile, glasses, computer, glasses, laptop, game controller, camera, watch and more. Suitable for most electronic products.