10 m spool of nylon trimmer thread for Black &amp; Decker GLC3630L20 STC1820 ST5530 Line is clear nylon, durable and long lasting Pack of 6, Replacement for A6481 A6485 Pre-wound for maximum reliability and uncompromising performance Perfect garden accessories and accessories, perfect for repairing or replacing many tapping machines Product Description Features: Line is clear nylon for durability Replace the line for easy cutting of grass and weeds It supports fast cuts and can stretch and cushion under the impact of a hard surface Perfect garden accessories and accessories, perfect for repairing or replacing many tapping machines< /p> Specifications: Line material: nylon Spool material: ABS Suitable for multi mower models -Black DeckerFits strings: GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7700, CST1000, CST2000, MTC220, MTE912, NST2018, NST1118, NST1118, N ST120, LST, LST400, LST420, LST136