This screwdriver bit set is made from S2 alloy steel, which it is featured with high hardness and strong wear resistance. 1/8” (4mm) hex is not only suitable for the ES120 electric screwdriver, but also can be used in other electric screwdrivers for electronic tools precision repair, e.g. IPhone and Xbox One.

• Made from S2 alloy steel with high hardness and strong wear resistance.
• Not only suitable for the ES120, but also for other electric screwdrivers.
• Stored in a plastic case make the users easy to carry.
• ES-A7 bits set include PH000, P2, P5, T4, T6, T8, and T10.
• ES-B7 bits set include PH0, PH2, H1.5, H2.0, SL1.5, SL3.0, and SL4.0.