QualityParts From Oregon That you can depend on. Impact resistant – Gatorline is made from a Nylon co-polymer that is fortified with additives so it lasts longer and breaks less: Round trimmer line – the most popular trimmer line shape. Offers effective cutting for a range of applications. More durable and longer lasting than square trimmer line; .095" diameter trimmer line is a good size for cutting heavier weeds in your lawn or performing light commercial work; Fits many popular string trimmer models including, but not limited to: Echo SRM 235 and SRM 230, Stihl FS 56 RC and FS55 R, Husqvarna 128LD, DeWalt DCST970X1, Ryobi RY253SS and Troy Bilt TB 22; ; ; Oregon Equipment Parts 21-595 Gatorline Round .095 5Lb Spoo