30 H4 x 28mm precision repair screwdriver bits, detailed and comprehensive: CNC turning and milling are used for high-precision processing, and the screwdriver bits and screws are more tightly engaged, so that the screws are not damaged. 8 types and 30 models, wide application range: compatible with 8 types and 30 models, wide application range: compatible with screwdriver heads commonly used in precision maintenance. It is easy to deal with maintenance scenarios: it is not only suitable for electronic products with sophisticated structures such as mobile phones, game controllers, cameras, etc., also for small objects commonly seen in such as glasses, children's toys and small fans. 360 free rotation cover, flexible and convenient: the screwdriver tail cover can rotate flexibly when using, and it fits tightly in the palm of the hand, so that one hand can operate stably and consistently. New box texture: The curved flow design on prevents the whole surface of from contacting the desktop, which not only reduces friction, also protects the tidiness of . It is clear at a : is fully unfolded, and the drill bit and handle are in a 90 vertical position. The screwdriver head is clear at a , easy to , and does not occupy space. Light and portable: the net weight is about 220.8g, and the size is 145 x 115 x 27mm. Small size, narrow and light, can be grasped with one hand. Material: Metal colour: black Package Contents: 1 x screwdriver set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.