Magnum Gatorline Trimmer Line is ideal for professionals who need long-lasting, powerful tools to get the job done right. It quickly and easily cuts through low grass and grass-like weeds yet is durable enough to tackle sizable brush without breaking. This trimmer line is less likely to bond together in the trimmer head due to its weld-resistant outer layer.130 in. diameter trimmer line is ideal for landscaping professionals who trim large estates and yards with high quantities of grasses, weeds and brambles. The twisted shape reduces noise while improving cutting efficiency, so you don't need to put in as much work to get a clean cut as you would with traditionally shaped trimmer line. Magnum Gatorline is compatible with most trimmer head systems including fixed-line, semi and automatic bump-feed heads. Additionally, it fits most gas, electric and battery-powered curved and straight shaft string trimmers. Check your string trimmer manual for recommendations and to ensure that larger lines will work with your trimmer.