Catterpillar is the world`s leading manufacturer and exporter of construction and mining equipment, diesel and natural gas engines and industrial gas turbines. Catterpillar offers industrial grapple buckets. Cat industrial grapple buckets are specially designed to handle bulky, irregularly shaped objects found in demolition, industrial, construction, recycling. The industrial grapple buckets are ideal for railroad ties, trees, large rocks, brush, industrial and demolition scrap, and recycling debris.