The hedge trimmer line Made from high quality specially treated nylon for tough cuts and long use. The diameter (thickness) of the trimmer lines is 3.0mm. The length range is from 50m to 56m. These heavy duty 3.0mm replacement blade wires offer aggressive performance and a highly visible color scheme. The wire tensioner is designed for trimmers with 2 or 4 line heads, suitable for brush cutters and lawn mowers. The nylon trimmer line can be used in agriculture, lawn, home and gardening.