Cactus is a holding company. Through its subsidiaries, Co. is primarily engaged in the design, manufacture and sale of wellhead and pressure control equipment. Co.'s products are sold and rented principally for onshore unconventional oil and gas wells and are utilized during the drilling, completion and production phases of its customers' wells. Co. also provides field services for all of its products and rental items to assist with the installation, maintenance and handling of the wellhead and pressure control equipment. Co.'s principal products include its Cactus SafeDrill® wellhead systems as well as frac stacks, its Cactus SafeLink® monobore, SafeClamp® and SafeInject® systems.