Description Easy to use: This trimmer knife blade is easy to install, easy to use. can be cut and trimmed without any problem. Good performance: The grass trimmer replacement knife has good stability, safety and reliability.Can reach all the weeds around the trees without knocking them down or hurting them. Size: This is a 'a plastic blade that will fit most lawnmowers.Dimensions: Length: 83mm, Hole Diameter: 12*7mm.(Please Compare With The Original Hole Size Before Purchasing) Best choice: Plastic lawnmower blades, 80mm long and 20mm wide. Good finish. Ideal replacement for lawn mowers and lawn mower blades. Pack of 100 Plastic Lawn Mower Blades, Blades Replacement Blades for Edger, Lawn Mower Accessories, Replacement Plastic Blades, Large Hole 12mm Small Hole 7mm Features: 1. These are machine cutting knives. It is made of high quality ABS material, in perfect working condition, good stability and high reliability make it very durable. 2. Suitable for normal lawnmowers, easy to install and disassemble. 3. This is a weed trimmer designed for the garden to effectively remove unwanted weeds from the lawn or garden. 4. The plastic lawn mower blade will help eliminate unnecessary clutter and make your own yard cleaner and more beautiful. Specifications: Size: length 83mm Color: Red Number: 100 Packing list: 100 Replacement Plastic Grass Trimmer Blades