1. Self-developed suspending torque sleeve, when the torque reaches 0.35kgf/cm, the screwdriver will auto-idle to avoid slipping by overforce, not damaging the screw 2. 0.35 kgf/cm Special-adjusted torque, special torque value optimization for installing the original screw 3. Refuse to judge by hand-feeling, twisting the screw will not damage the phone 4. 5 models are available to meet 90%needs of the mobile phone tiny screws market 5. Eye-catchy mark on the cap quickly find it on a messy desktop, saving you time looking for tools 6. Industry-leading aviation-grade aluminum alloy 6061, hundreds of tons of high-pressure, extrusion molding of dense raw materials 7. Imported CNC machining center processing integrated molding, 21 processing steps finely crafted 8. Self-developed 3D screwdriver bit, high fit the screw 9. Model: A: Phillips 0.35 B: Tri-point 0.35 C: Pentalobe 0.35 D: Pinhead Phillips 0.35 E: T2 Torx 0.35