Hinges 304 stainless steel: It is made of 304 stainless steel, which has strong wear resistance, sturdiness and durability, and is not easy to be damaged. The appearance is treated with chrome plating and wire drawing, which is more corrosion-resistant. High-strength shaft core: high-strength anti-pump shaft core, flexibility can withstand strong impact, not easy to damage. Thickened panel: It is formed by -piece punching with a high-performance punch, the panel thickness is sufficient, the load-bearing performance is superior, it is not easy to be deformed, and the service life is longer. Precise combination: The ball and the bearing are closely connected, and the gap between the bearing and the sheet is small, which effectively guarantees the comfort of opening and closing the door and the mute effect of opening and closing the door. Exquisite craftsmanship: Data center automated production line manufacturing to ensure manufacturing accuracy and reduce the gap between hinge parts., Manufacturer: ZWXYKQBXG