The size of the screwdriver can be adjusted as your demand. The long screwdriver bit can reach narrow place easily. 

    The screwdriver head is processed in high temperature, the bit is black coating, it still works well after using a long time. 

    Strong magnetic screwdriver bit, compete specification,high precision screwdriver set 

    38pcs interchangeable screwdriver set can be used almost all cell phone, laptop,computer,XBOX,3ds, macbook air/pro, and other electronic repairing