I’ve used dozens of brands of drill bits, saw blades, and other tools accessories ... eater you might not know is available is the Brush Cutter Attachment ($149 at Home Depot).
exposing the blades, and allowing for aggressive cuts. The RE40 and RE50 brush cutters directionally beveled blades push material into the head of the cutter, creating fine debris for recycling.
It has a 9-inch blade with a four-tooth design to handle thick brush quickly ... The Pole Saw Attachment ($169 at Home Depot) gives you a 10-inch cutting bar that you can attach to the end ...