Amazon.com: 10" x3T Steel Brush Cutter Blade for 1" (25.4 mm Or 20 mm Arbor), Carbon Steel Weed Eater Blades with Blade Adapter Attachment Kit Compatible with Hus-qvarna, Sti-hl, Ore-gon, and Hita-chi :
Stihl Grass Cutting Blade 4T & 8T
Day 25: Testing Out the Stihl Brush Cutter Buzzsaw String Trimmer Attachment - YouTube