Cobra 2.7mm diameter nylon trimmer line for strimmers and brush cutters. Pack Size : 15 metre. Line Type : Round The Cobra range of strimming line is manufactured from high quality co-polymer for outstanding impact toughness. Cobra cutting line is suitable for both domestic and commercial users. The highly durable line can cut up to 3 times more area than conventional line. The Cobra packaging has a colour coded label to make identifying the correct size / diameter line easier.