This excellent multi-purpose line is designed to hold up under a wide range of cutting conditions. Manufactured to fit STIHL and competitive line trimmer heads, this high-performance trimmer line is as versatile as it is easy to install. Specially formulated for long-lasting performance across a variety of applications, this line effectively prevents fraying and welding and is available in .065, .080, .095, .105, .118, .130, and .155 diameters. To determine which diameter is compatible with your trimmer head, please consult the STIHL cutting heads selection chart.