What Size Chainsaw Chain Do I Need? How to Read Pitch, Gauge and Drive Links Off Your Bar
Chainsaw chain is sized by three numbers that must match your bar: pitch (the distance across three rivets divided by two, e.g. 3/8", .325", 3/8" mini), gauge (drive-link thickness, e.g. .043", .050", .058", .063"), and drive-link count (the number of...