Ø Wire 3.5 Mm - Length ± 2% 27 M Strong Nylsaw Black Wire In Square-section Nylon Serrated Professional Wire, With A Special And Exclusive Square Section Design With 2 Serrated Edges, Very Aggressive. It Fits On Almost All Types Of Heads Available On The Market, And Is Produced With High Quality Materials, Which Make It Resistant And Flexible To Use. From The Tests Carried Out By The Green Maintenance Technicians And From The Contractors, The Strong Nylsaw Wire Has Shown Excellent Performance, And It Turns Out To Be Thanks To The Serrated Edges, More Aggressive Than Traditional Wires, Allowing A Rapid Execution Of Any Job. Made In U. Is