Material information: the trimmer grass mowing nylon blades are made of quality plastic, compared to other metal blades, not easy to rust, durable, easy to use; Thanks to its delicate design, the rugged blade seamlessly blends into the rounded handle for easy installation and replacement Fine workmanship: thanks to its short, the sturdy blade merges seamlessly into the round handle piece; Easy to install and replace, high-strength plastic replacement blades has good stability, safety and reliability; It can cover all weeds around the tree without cutting down or harming the tree Good compatibility: the plastic machine trimming blade is compatible for Polycut 2-2 mower; Practical replacement of the original blades, the length is approx. 83 mm and the hole diameter is 12 mm(L), 7 mm(S), suitable for garden trimmers, trimmers and lawn mower blades Package content: the package comes 100 pieces replacement plastic blades accessories, sufficient quantity is enough for you to use and replacement, suitable size is convenient for you to use and store Easy to use: our garden lawn mower accessories tools are easy to install and replace, good stability, high reliability, can improve the efficiency of the lawn mower, let you in the garden plant pruning, can be more handy