Whether you're an auto enthusiast, home metalworker, or just want to sharpen a dull shovel, a metal file is an indispensable tool. They don't cost much, and they can last for years. Unfortunately ...

including nail files, squirt and standard-sized metal files and saws, and diamond files. Made of hard steel, the metal file ...

The cases filed today cover all forms and sizes of silicon metal, which contains at least 85.00 percent but less than 99.99 percent silicon, and less than 4.00 percent iron, by actual weight.