The Grainger 1/8" Carbide Tip Cut-Off Blade is a circular saw blade designed for cutting metal. It features a 1/8" thickness with a 1" arbor hole and measures 4-1/2" in diameter. The blade has 16 teeth made of carbide tipped steel for durability when cutting metal materials. This cut-off blade can be used with circular saws, chop saws, and portable band saws when precise cuts in metal are required. The thin kerf design allows for efficient, clean cuts.