Check the listing for details. 4 Pack 9" Carbide Tip Circular Saw Brush Cutter Trimmer Weed Eater Blade Sets. Color: Red, Condition: New. Listed at 29.98 USD. Feature: 100% Brand New High quality and durable Good working conditions and easy installation Sufficient warranty time and good after-sales service Suitable for use on straight shaft trimmers, cutters, or weed eaters with an arbor size of 1 inch (25.4mm) or 20mm. Use with this included silver steel ring,you could attach the blade to 20 mm arbor. Diameter: 10 inches. Versatile, durable, and meets or exceeds OEM specifications, these brush blade kit can increase the parts' lifecycle by at least 50%. Noted: Highly recommend you wear boots or at least ankle-high shoes and jeans. The pieces of trees and rocks may bounce off of your leg. Safety glasses or goggles are necessary. Compatibility Fit most of the gas or electric trimmers with 10’’ X 1" Arbor (25.4 mm) or 20 mm. These brush bla.