The N59 SpeedCut Nano Saw Chain combined with the SpeedCut Nano guide bar and sprocket to deliver the world's most efficient cutting system designed specifically for battery and low-powered gas saws. The patented new chain chassis delivers optimum performance in the 1-3 HP range resulting in increased cutting speed, longer battery runtime, and reduced tendency to stall. The reshaped micro-chisel cutters provide precision cut quality and excellent surface finish. fits Husqvarna and Milwaukee models models equipped with .325 in. Low Profile pitch, .043 gauge.