Corded Electric Lawn Dethatcher with 16-Inch Cutting Width, Wear-Resistant Wheels & Large Removable 822678262 in 1 Dethatcher and Scarifier: Coming with a dethatching blade and a scarifying blade, this lawn dethatcher can achieve optimal lawn health (in early spring or early fall for cool season grasses and in late spring through early summer for warm season grasses). The interchangeable blades for different uses offer 5 position depth adjustment, removing thick dead layers and cutting grass roots for heathier growth. Large Width and Powerful Motor: Thanks