Round Line - standard line for general useQuiet Line - has a twist in it, making it more aerodynamic, so quieter than standard lines and less work for the motor/engine to drive
Square Line - less breakage and a cleaner cut on grass
Co-extruded Line - two materials blended together, giving less breakage, faster speed and longer life
Star Line - outstanding resistance to breakage at the head eyelets and cuts grass neatly for a splendid green lawn
TOP TIP...
To preserve the life of trimmer line and prevent it from going brittle, wet a sponge and place it inside the back of the donut container