Round Trimmer Line Red Commercial Grade Value Pack #.130 Dia 18" Pre Cut 36 PcsReplaces Part Numbers Round Trimmer Line Red Commercial Grade Value Pack .130 Dia 18" Pre Cut 36 PcsOEM Numbers : Rotary Red Commercial Round Line is a competitively priced professional trimmer-line . Made from a long lasting, premium co-polymer, this line fits all standard trimmer heads. Vortex line is Less noise , Longer Wearing, Uses Less Power then Standard Line.Type : Round Trimmer line