6 pack of 10-foot each helix design copolymer nylon resin and synthetic trimmer/edger line
Pliable and flexible allowing for the line to stretch and cushion on impact with hard surfaces
Aerodynamic shape allows less drag for more efficient cuts
100-pound of tensil strength compared to old lines that only offer 68-pound of strength
See product description below for updated compatibility with all WORX lawn and garden products
These spools can be used in the following Worx trimmer/edger models:WG150, WG151, WG151.5, WG152, WG153, WG154, WG155, WG155.5,WG156,WG157,WG160,WG160.1,WG160.2,WG160.3,WG160.4,WG162,WG163,WG165,WG166,WG166.1,WG167,WG174,WG175, WG175.1,WG176,WG180.