Flex rake Metal Spring Action Leaf Rake With 48 Inch Wood Handle 22in In many parts of the country waking up on an early November morning can mean standing in fallen leaves usually ankle deep. One of landscaping earliest tools was devised to gather up the leaves and prevent them from blocking the sunlight and moisture so critical for a healthy lawn. Metal was one of the original materials used to manufacture leaf rakes. Flex rake has developed a compete line of metal leaf rakes all designed to quickly sweep the surface of the lawn to move leaves out of the way.