The bucket shovel, also known as the dragline, is the main excavation tool used in many open-pit mining operations worldwide and is the largest single bucket excavation equipment built today. These machines have extremely high production efficiency and can operate 24 hours a day, 7 days a week. They can reach a depth of 262 feet (79.8 meters) and a bucket capacity of up to 152 cubic yards (116.2 cubic meters).