Hinges of metal; Drain pipes of metal; Valves of metal, other than parts of machines; Support bracket made of metal for attachment to furniture to support items to be kept in hands' reach, such as a pistol, remote control, flashlight, cell phone, or eyeglasses; Pipe tubes of metal; Steel wire rope; Steel in sheet, rod, bar and/or billet form; Metal pipe fittings; Sheet metal; Metal gratings; Metal knobs