1. Biaxial spiral design, high-temperature-resistant synthetic stone, V groove / trapezoidal structure design 2. The fixture is suitable for all kinds of mobile phone motherboard repair. In addition to fixing the motherboard, it can also fix the CPU, hard drive, and other components that need to be de-gummed of precision ICs 3. Thickened double-layer backing plate, stable and feels good, in the original weight, plus a special steel plate, increases the overall weight 4. High temperature resistant synthetic stone, clamping the card part of the resistance to high temperature, corrosion resistance, High temperature resistant synthetic stone, high temperature resistant, corrosion resistant, and durable 5. Double bearing spiral design, universal market common mobile phone motherboard chip clamping, clamping firm and stable, not loose