Large Opening Angle: After the hinge is installed, the opening angle is up to 180 degrees. The hinge will not be exposed, beautiful appearance. Easy to open and close, less noise. Premium Material: Concealed cross hinges made of stainless steel and zinc alloy, rust protection, corrosion resistance, durable and long service life. Large Load Capacity: The hinge plate is upgraded and thickened, which improves the load capacity of the hinge and prevents the hinge from breaking due to excessive force. Large load capacity up to 13 kg. Wide Application: Convenient to fix with a hole, cross hinge suitable for round corners, perfect for cabinet doors, sliding doors, etc. Widely used in hotels, clubs, wooden doors, countertops or tables as well as perfect DIY materials for jewelry box, gift box or other wooden boxes. Four Features: We offer four different sizes for you to choose. You can choose the right size according to your needs. Description: Our hidden hinges are made of high quality zinc alloy, rust-proof and corrosion-resistant. Perfect for cabinet door, sliding door. Features: 1. Made of high quality stainless steel, rust-proof and corrosion-resistant, durable and sturdy to use, the service life up to 50,000 times. 2. Expand to rotate the door 180 degrees, without exposing the hinges. 3. Convenient to fix with a hole, cross hinge for a round corner door, perfect for cabinet door, sliding door, etc. Specifications: Material: Stainless steel and zinc alloy. Color: Silver.