ECHO Cross-Fire Trimmer Line 1 lb Donut ECHO's best-selling professional-grade trimmer line, Cross-Fire®, features a unique plus-shape design that offers eight cutting edges to deliver optimal cutting surface even in the harshest environments. Features Its plus-shaped design with eight cutting edges increases cutting surfaces for heavy-duty applications Has a unique cross-section that allows for aggressive cutting Provides increased efficiency in cutting time over the standard trimmer lines The durable and long-lasting nylon construction is perfect for medium to heavy-duty applications Has superior durability against hard surfaces such as fence lines and rocks Fits most gasoline-powered trimmer heads Specs The 111 ft. spool has a diameter of .175" The 126 ft. spool has a diameter of .155" The 150 ft. spool has a diameter of .130" The 234 ft. spool has a diameter of .105" The 282 ft. spool has a diameter of .095" The 402 ft. spool has a diameter of .080"
