Usage Tips: Installation Specification: Cup diameter is 35mm; Cup depth is 11.5mm; Screw holes distance is 45mm; Opening angle is 105 degrees, suitable for most cabinet door styles. Each cabinet hinge comes with 2 easy-on dowels and 3 self-tapping wooden screws. 4D Adjustable Upgrade: 4D hinges allow adjustment of the cabinet door using a screwdriver (Vertical, Horizontal, Depth, Closing Speed), ensuring custom-made cabinet doors do not sag, align properly, and open and close smoothly. Closing speed can be adjusted within 0-7 seconds. SOFT CLOSE CABINET HINGE: Each overlay concealed cabinet hinge includes a built-in POM damper; reduced closing speed prevents noise and prolongs the life of doors, cabinets, and hinges. Double Electroplated: The overlay cabinet hinges are made of steel with a nickel-plated finish and brass-plated base, suitable for kitchen cabinet doors, wardrobes, TV cabinets, bookcases, wine cabinets, and other door applications. Heavy-Duty Design: Tested for durability, constructed from high-quality steel with nickel-plated finish for long service life. Material: Steel; Color: Silver. Package Contents: 10 x Hinge, 1 pack x Screws. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual item. Measurement allowance is +/- 1-3 cm.