Kobalt 40-Volt String Trimmer Models Kst 130X-06 And Kst 130X Compatible, 4Pack 16-ft string trimmer line adds sharp edges along walkways, driveways and gardens Recommended for use with Kobalt 40-volt string trimmer models KST 130X-06 and KST 130X, and Greenworks Pro 60-volt string trimmer models ST60L210 and ST60L00 (sold separately) 0.08-in diameter line is perfect for light-duty tasks, like trimming residential lawns with common, light weed growth Bump-feed design allows you to gently tap your trimmer against the ground for easy line advancement CA Residents: Prop 65 WARNING(S) Use to crank and tighten the in-line strainer (model # 400-400CC) Made of hot-rolled flat steel Durable painted finish prevents rust Original Quality , 4 pack