This product includes 10 pairs (20 hinges) for 10 cabinet doors. Accessories include matching screws and a cabinet door buffer rubber pad, which helps the cabinet door close quietly. **Size and Features**: The screw hole size of the hinge wing installed from center to center is 2-1/8 inches. The thickness of the cold-rolled steel substrate is 1.5mm (approximately 1/16 inch). This product offers automatic closing, semi-variable cover hinge design, and a black electroplating finish. **Installation Instructions**: Before installation, carefully review the installation diagram provided with the product and follow the instructions for proper installation and use. **Application Description**: You have purchased a cabinet door hinge designed specifically for 3/8-inch embedded cabinet applications. This product is a 3/8-inch embedded hinge. Please ensure it is used correctly for your cabinet door setup. **Service Description**: If you are not satisfied with the hinge for any reason, please contact the customer service department for assistance. We provide friendly and convenient support. **Colour**: Black **Material**: Metal **Package Contents**: 20 x Hinge, 100 x Screw Only the above package content is included; other items are not. Note: Light reflection and differences in display settings may cause slight variations in the item's color appearance. A measurement tolerance of +/- 1-3cm is allowed.