Essential mowing tool: The cutting spool cord is flexible and strong for effective stretching and cushioning on impacts on hard surfaces. The aerodynamic shape reduces drag for more efficient cutting, convenient and fast. Premium Material: The trimmer cord is made of high quality nylon, strong and flexible, not easy to break. The trimmer replacement spool is made of ABS material, which is strong and durable. Save working time: easy to use and install. These replacement cords are easy to install, flexible to use, and take advantage of centrifugal force and aerodynamics to reduce tedious manual winding work coils, allowing you to work more efficiently. Wide range of applications: The die-cutting machine series is compatible with most die-cutting machine models, models compatible with ART 23SL 26SL. Precautions for use: When in use, the centrifugal force is strong and the cutting speed is fast. It is recommended to wear protective glasses and pants to avoid unnecessary damage. And this weeding parts refill Cordless is only for soft weeds. A blade is recommended for cutting heavy weeds. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.