General description These 4 Inch Invisible Cabinet Door Hinges are crafted from premium manganese steel, ensuring high hardness, wear resistance, and corrosion resistance. The brushed finish adds a sleek touch, making them suitable for various applications. Technical specifications Material: Manganese steel Surface treatment: Electrophoresis Thickness: 3mm Compatibility and accessories Suitable for cabinets Jewelry boxes Tool boxes Wooden boxes Gift boxes Iron boxes Wardrobes Stainless steel boxes Small doors and windows Usage These hinges provide maximum safety and convenience for your home, making them an ideal choice for various types of furniture and storage solutions.