The Anleolife .170" Sawtooth Trimmer Line is designed for walk-behind mowers, with a 5 lb pack size providing ample supply for yard maintenance. Made specifically for walk-behind string mowers, this trimmer line is compatible with various brands and offers a diameter of .170 inches for efficient cutting. Keep your yard looking neat and well-groomed with this high-quality trimmer line from Anleolife. Practically full ,see pictures.