Precise Installation Specifications: Concealed hinges are engineered for precision and ease of installation. With a cup depth of 11.5mm, screw hole distance of 45mm, and an opening angle of 105 degrees, they fit a wide range of door thicknesses from 14-22mm. Each hinge is supplied with four self-tapping wooden screws, ensuring a secure and perfect fit for both face frame and frameless cabinet doors Soft Close Mechanism & Minimal Door Gap: Enjoy a quieter kitchen with soft-close cabinet hinges, featuring an integrated METAL damper that reduces closing speed to prevent noise and prolongs the life of your doors and hinges. The door gap is minimized to just 1mm, significantly smaller than the traditional 5mm gap, offering a sleek and seamless appearance High quality & wide range of applications: Constructed from stainless steel, the hinges are designed to withstand the harshest conditions. They are ideal for various applications, including wardrobes, TV cabinets, bookcases, wine cabinets, and other luxury door connections. They are waterproof, oil-proof, and resistant to rust, ensuring they maintain their functionality and appearance even in high-moisture environments like kitchens and bathrooms Buy with Confidence: hinges meet stringent standards, including ISO9001, ISO14001, and SGS. They promise exceptional durability and are designed to withstand over 80,000 cycles of opening and closing and more than 48 hours of salt spray testing. For any issues, the dedicated customer service team is ready to provide the support you need Enhanced 3-Way Adjustability: Experience the ultimate convenience with upgraded 3D adjustability feature. Adjust your cabinet doors left, right, back, and forth with a simple turn of a screwdriver. This ensures your cabinet doors are perfectly aligned, preventing sagging and guaranteeing smooth operation every time