7 construction and earth moving machines, namely graders for attachment to tractors, scrapers for attachment to tractors, loaders for attachment to tractors, rollers for attachment to tractors, blades for attachment to tractors, trenchers for attachment to tractors, ditchers for attachment to tractors, backhoes for attachment to tractors, dozers for attachment to tractors, shovels for attachment to tractors, ground leveling blades for attachment to tractors, post hole diggers for attachment to tractors, and cranes for attachment to tractors; snow plows for attachment to tractors; snow blowers for attachment to tractors; rotary sweepers for attachment to tractors; rakes for attachment to tractors; thatchers for attachment to tractors; towing winches for attachment to tractors; excavating machines for attachment to tractors; tilling machines for attachment to tractors; cargo handling machines for attachment to tractors; cultivating machines for attachment to tractors; harvesting machines for attachment to tractors; fertilizing machines for attachment to tractors; seeding machines for attachment to tractors; mowers for attachment to tractors; and weeding machines for attachment to tractors