Shapes are including round, square, star, trigon, hexagon, square, ellipse twist, dual power, saw tooth and so on. Trimmer lines
with rounded cross-section last the longest. The cross-section is multi-angular, such as square, star, hexagon, etc., and its
sharpness is better. If you pay attention to its mute function, you can choose square spiral and ellipse spiral. The color can be
customized, and we also provide OEM service. For packing, the card head and blister are the most popular in the market, yet you
can still choose the plastic spools or the big iron spools to reduce the packing cost. And for those who want to sell in the shop
or market, we also recommend you the pre-cut ones