365 Days After-Sales Guarantee We are committed to high quality cabinet hardware and reliable service. If you encounter any quality issue within 365 days, we will replace the product. Extraordinary Construction These matte black door hinges are made of high-quality steel for durability. The pin is removable, and you can drive the pin out with a hammer if needed. No Squeak Ever Hinges feature an electroplated coating for rust resistance and a damping oil component to reduce metal-to-metal friction for smooth, quiet operation. Specifications Size: 3-1/2 inch x 3-1/2 inch; corners: 1/4 inch radius; thickness: 22 mm. For best performance, install 3 hinges on each interior or exterior door. Capacity: supports up to 60 kg (133 lbs). Applications Suitable for interior doors, exterior doors, and cabinet doors. Ideal for replacing old hinges or upgrading cabinet and door hardware in homes, offices, or workshops. Material and Finish High quality steel with a matte black finish for durable performance and a clean, modern look.