General description The self-opening spring hinges are designed for invisible doors, providing a reliable and efficient closing mechanism. Made from durable 304 stainless steel, these hinges are rust-proof and corrosion-resistant, ensuring a long service life. Technical specifications Material: 304 stainless steel Dimensions: Total length: 38 mm; open width: 32 mm; sheet thickness: 1.5 mm Compatibility and accessories Scope of delivery: 4 spring hinges with mounting screws Usage Suitable for cabinet doors, near doors, jewelry boxes, etc.