For trimming work or cutting back weeds, a square STIHL line is ideal. Its sharp edges provide a precise and clean cut, almost like a knife. Especially when dealing with stubborn cutting material such as thick, woody grass and weeds, both private users and professionals achieve excellent results with square mowing lines. The STIHL square trimmer lines, with a diameter of 2.4 mm, are made from durable and long-lasting elastic plastic. The high-quality material composition is abrasion-resistant for minimal wear. You can use these square mowing lines in the following STIHL mowing heads: all three available STIHL TrimCut heads, STIHL AutoCut C 6-2, STIHL AutoCut 25-2, STIHL AutoCut C 26-2, STIHL AutoCut 27-2, STIHL AutoCut 36-2, STIHL AutoCut 46-2, STIHL AutoCut 56-2, STIHL PolyCut 6-2, STIHL PolyCut 18-2, STIHL PolyCut 28-2, STIHL PolyCut 48-2, as well as all three available STIHL DuroCut heads.