One such example is installing the line of your Ryobi String Trimmer. As Ryobi has been creating tools since 1943, the engineers have made the process as painless and easy as possible.

Gas motors can be very heavy; for example, Ryobi says its $269 4-Stroke 30cc Gas Trimmer weighs 12.25 pounds while the 40V Brushless 16-inch Cordless String Trimmer weighs 8.4 pounds.

When done correctly, attaching the weed whacker line to Ryobi's string trimmer should be a breeze. Here is a step-by-step guide on how to do it properly.