??Durable Material??The weed trimmer head is made of high-quality stainless steel and has a long service life. High hardness, sharper and more durable ??Safety to Use?? The round steel wire brush trimmer head made with twist wires, make your weeding work as safe as sweeping the floor ??Easy to Install??The brush cutter trimmer head very easy to install, No need to change the rope, just place our brush cutter head on the top bolts of your straight shaft trimmers, then use the gasket and nut to fixture. Make sure that your machine have adaptor kits ??Wide Application??The thin steel wire trimmer blade is lightweight, suitable for small power brush cutter; the twisted steel wires trimmer blade is unbreakable and sharper, widely applicable to lawns, gardens, sidewalks, walkways and landscapes ??Great Garden Tool??Four styles for you to choose: 6 Inch thin steel wire, 8 Inch thin steel wire, 6 Inch thick twist wires, 8 Inch thick twist wires