High-Quality Material: The door hinge is made of high-quality metal materials, and the surface is electroplated, which is not easy to rust and has a long service life. Sturdy, corrosion-resistant, oxidation-resistant, flexible and quiet. Seven-Hole Design: The seven-hole design of the T-hinge can evenly distribute the load, provide better support, and achieve smooth and quiet operation. Quantity and Size: Package includes 4 pieces 8 inch T-hinges with 28 screws. Overall dimensions: 230 x 73 mm/9 x 3''. Width: 73 mm/3'', Length: 200 mm/8'', Thickness: 1.5 mm/0.06'', Height: 30 mm/1.18''. Heavy Duty: T-hinges is a mechanical bearing that connects two solid objects - your door and the door jamb - while providing smooth, friction-free operation of your door or gate. Wide Application: These T-hinges can be used on home garden gates, barn doors and even shed doors. These metal gate hinges can also be used on a range of different materials.