Features: 1、Manganese Steel Material: Made with premium manganese steel material, the trimmer head replacement blade is sturdy, erosion resistant, durable, and reliable. 2、Fast and Efficient Cutting: With the 3 teeth design, these blades offer a fast cutting speed, allowing you to quickly and efficiently mow your lawn. 3、Universal Compatibility: These 9 inch blades are suitable for use with a wide range of lawn mower models, making them a versatile choice for any homeowner. 4、Easy to Install: These lawn mower blades are designed for easy installation, ensuring that you can replace them quickly and get back to mowing in no time. 5、Improved Mowing Experience: By using these brush trimmer blades, you can achieve a cleaner and more even cutting, resulting in a well maintained and attractive lawn. Specification:Item Type: Trimmer Head BladeMaterial: Manganese SteelWeight: Approx. 371.00g / 13.09ozSpecification: 3T Package List:2 x Trimmer Head Blade