8-Inch Universal Weed Brush Cutter Trimmer Head, Heavy Duty Steel Weed Eater Attachments. Fits Most String Trimmers for Edging, Cleaning Moss, Weeds & Stains from Pavement, Brick, Driveway.

What It Is

A heavy-duty steel brush cutter head that replaces your string trimmer’s spool and line, designed for clearing tough weeds, moss, grass, and stains from pavement, brick, driveways, and edging. It fits most gas, electric, and battery-powered string trimmers with a standard attachment system.

Fitment & Compatibility

Before buying, check these three things:

• Shaft size: The head fits 0.5-inch to 1-inch diameter trimmer shafts. Measure your shaft’s outer diameter.
• Attachment system: Works with straight and curved shafts using a standard bump-feed or screw-on mount. Not compatible with quick-load or proprietary head systems (e.g., some Ryobi 18V or DeWalt 60V models).
• Arbor hole: The head uses a universal 10mm or 7/16-inch arbor hole. Confirm your trimmer’s arbor size (usually stamped on the head or in the manual). If your trimmer has a left-hand thread, you may need a thread adapter (not included).

Key Things to Know

• Installation: Moderate difficulty. You’ll need a hex key (usually included) and a wrench to remove the old head. Follow the manual for left-hand vs. right-hand thread direction.
• Steel vs. string: The steel blades are aggressive—they’ll chip paint and scratch brick/stone. Use only for heavy weeds, moss, and stain removal, not for regular grass cutting.
• Safety: Always wear eye and leg protection. The blades can eject debris at high speed. Avoid contact with metal fence posts or rocks.
• Durability: Heavy-duty steel holds up well, but blades will dull over time. They can be sharpened with a file, but replacement heads are cheap.

Should You Buy It

Buy this if you have a standard string trimmer and need a dedicated head for clearing tough weeds, moss, and stains from hard surfaces like driveways, patios, and brickwork. Skip it if you only mow grass or your trimmer uses a proprietary head system. At $19.99, it’s a solid value for occasional heavy-duty cleanup.