Cactus Inc is primarily engaged in the designing, manufacturing, and sale of wellheads and pressure control equipment. Its principal products include Cactus SafeDrill wellhead systems, frac stacks, zipper manifolds, and production trees. The company also provides mission-critical field services, including service crews to assist with the installation, maintenance, and safe handling of the wellhead and pressure control equipment, as well as repair services for equipment that it sells or rents. It sells or rents its products principally for onshore unconventional oil and gas wells that are utilized during the drilling, completion (including fracturing), and production. It generates most of its revenue through the sale of wellhead systems, rental income, field service and other activities.Cactus Inc is primarily engaged in the design, manufacture, and sale of wellheads and pressure control equipment. Its principal products include Cactus SafeDrill wellhead systems, frac stacks, zipper manifolds, and production trees.