Under normal use, you need to advance your string trimmer’s nylon cutting string whenever the tool isn’t cutting effectively. That happens every few minutes or even quicker in tall grass and weeds.

Prep your lawn and garden with this Ryobi string trimmer and leaf blower bundle, plus choose an extra tool for absolutely ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The string trimmer is both a blessing and a curse. It can be a tremendous ...