Cutting edge technology pre-cut replacement line for the WeedSharks and compatible devices. Superior wear, using high quality copolymers to provide maximum line use. Comes in 3 sizes so you can find the right bite! .095 (20 pc), .105 (10 pc), .130 (10 pc). Weeds, grass, and bushes don't stand a chance! Even light tilling and soil cultivation are a breeze with the WeedShark! This state of the art, universal fit, multi-purpose trimmer head replaces your machine's OEM string head. Original WeedShark guarantees control and increases user efficiency, and saves time. Weedsharks are 4 in 1 heavy duty adapter heads with replaceable cutting teeth and trimmer line for use on traditional gas powered weed trimmers.