Lenox® 1972929 Metalmax™ Angle Grinder Diamond Edge Cut-Off Wheel, 14" x 1"Advanced diamond technology provides durability in metal cutting applications. Increased productivity, reduced downtime. Made with diamonds. Cutting depth stays the same throughout its life, meaning better control, reach & precision, less odor & dust residue. Sparks originate only from the material being cut. Recommended for multiple types of metal including steel, sheet metal, stainless steel, rebar, cast iron, non ferrous metals & aluminum. 30 times