These Makita premium "Specialized" saw blades are made especially for cordless saws and designed for greater efficiency when cutting wood. These blades are for wood cutting, with the most popular cordless circular saw models available - all with Makita's highest quality. 165mm Premium "Specialized" saw blades made especially for cordless saws Blades for wood cutting, with the most popular cordless circular saw models are now available - All with Makita quality! Specialized blades are precision manufactured for specific applications, machines and materials, such as embedded teeth blades powerfully cut through knots and wood with nails. B-32910 was previously supplied as B-09173. It is the same blade but with resuable cardboard. Features Benefits: Ultra-thin, perfectly tensioned steel plates for true run Extends battery life,Extends Battery Life and Run Time. Fast cut Precision honed, high-grade carbide for easy, smooth cuts and long life. Tooth configurations to meet specific cutting, material and thickness applications.