Efficient Cutting: the trimmer line spool adopts an elliptical aerodynamic shape, reduces air resistance, is bendable and flexible, allowing the trimmer line to stretch and cushion upon impact on hard surfaces, and increases cutting efficiency by 50%, so each spool cuts more weeds.High-quality material: adoption ABS spools and durable polyamide nylon thread. Trimmer line flexible and flexible, can stretch and cushion on impact on hard surfaces. And for a longer service life, is 25% more durable than other brands.Easy to replace: Fast, effortless and tool-free replacement. Please turn on the grass trimmer before replacing, installing or removing accessories.Please note: when using this product, wear safety glasses and long underwear. This grass trimmer spool .
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