The Oregon 21LPX072E Super 20 Series saw chain is a high-performance, low-vibration, full-chisel chain designed for professional woodcutters. Featuring a .325-inch pitch, a .058-inch (1.5 mm) gauge, and 72 drive links, this chain is engineered for fast, smooth cutting in a variety of wood types. Its LubriTec™ oiling system helps keep the chain and guide bar oiled for less friction and longer life. The blued cutters provide superior corrosion resistance, and the top-plate filing indicators make accurate sharpening easier.