May 04, 2021 · Best Overall Heavy-Duty Blade For Brush Cutters. You can use this 9-inch chainsaw blade on most brush cutters with a straight shaft. These include Husqvarna, Stihl, Dolmar, Makita, Poulari, Echo, Ryobi and Remington. The Forester has a 1-inch arbor hole. The blade is designed to cut grass, brush, and weeds.