- Bi-directional opening: precision spring hinge that provides smooth two-way door operation for interior doors, enhancing convenience and accessibility. - Elegant and durable finish: a beautiful, smooth surface that improves the look of any door while maintaining a clean, professional appearance. - Stable stainless steel construction: built from stainless steel to deliver a compact, durable performance with reliable long-term use. - Wear-resistant multi-layer finish: designed with a multi-layer treatment that resists wear, suitable for daily indoor use in diverse environments. - Indoor use only: specifically tailored for interior applications, such as interior two-way swing doors and doors that require a double-door function. Use scenarios - Office environments: interior doors between reception, corridors, and meeting rooms that benefit from easy two-way traffic flow. - Residential interiors: doors between living spaces, kitchens, and hallways where convenient, unrestricted passage is desirable. - Hospitality and retail: interior doors in cafes, shops, or service areas where efficient movement between zones is important.