
Hydraulic Hinge: Very high quality mechanism that slowly pulls the door closed for a smooth silent movement. Material: The hinge is made of high quality stainless steel, strong and durable. The surface is plated with copper and nickel, resistant to corrosion, rust, wear and has a long service life. Scope: Works for material thicknesses of 16mm to 20mm ports. 40 mm. You adjust the opening angle from 130 to 170 degrees by rotating the screw. Package: 4 Concealed Corner Stop Hinge Wide range of applications: Suitable for kitchen cabinets, wardrobe doors, bookcases, etc., widely used in homes, hotels, schools, hospitals, offices, etc.