§ How-To
Workshop guides
Bench-tested, step-by-step. Bring your own part.
Guide
Choosing Trimmer Line Gauge: 0.065" vs 0.080" vs 0.095"
Guide
How to Measure Your Old Spool to Find a Replacement
Guide
How to Wind a Trimmer Spool (Single & Dual Line)
Guide
Replace an Auto-Feed Spool (AF-100, Ryobi, Greenworks)
Guide
Trimmer Head Types: Auto-Feed vs Bump vs Fixed-Line
Guide
Trimmer Line Won't Feed: A Troubleshooting Checklist