The MILWAUKEE® 8 Guide Bar is to be used with the Milwaukee M18 FUEL™ HATCHET™ 8 Pruning Saw (3004-20). The bar length is 8, the pitch is 3/8 Low Profile, and the gauge is .043. The Narrow Kerf Design delivers maximum efficiency for longer run-time. The pruning saw guide bar has a durable design and is weather-resistant for increased life.