Echo SRM3020TDescription: When the job calls for long days, tall grass and high temps, the pros reach for the high torque SRM 3020T straight shaft string trimmer. Its Speed Feed 500 cutting head, ergonomic designs and easy, reliable starting inspires confidence and increases productivity. Top Features: 2: 1 high torque gear ratio to power through tough overgrown grass and weeds Two stage air filtration system increases cleaning capability and allows for longer