【Premium Material】The brass door hinge is made of high quality 304 stainless steel which is sturdy and durable. The anti-rust surface of the hinge ensures the anti-corrosion and durability of the product. The thickened panel and large bearing surface ensure good load-bearing capacity. The 8 fixing holes distributed around the hinges make them more stable. 【Easy to Install】After purchasing these heavy duty interior door hinges, the hinges can be installed directly without grooving the door and door frames. 【Quiet Movement】A ball bearing is built in for smooth and quiet movement so that there is no noise when you open or close the door. The door hinges are capable of rotating 360° and will not get stuck or stagnate. Stainless steel hinges ensure completely silent operation. 【Good Value for Money】The home door hinge package contains 6 hinges with installation accessories, which you can choose and install by yourself. 【Wide Application】The ball bearing hinges can fit most types of doors.