$SSOF third-generation heavy oil field equipment company founded by J.C. Houck in Oklahoma in 1959. The Company is focused on supplying the oil industry with custom drilling rigs, heavy-weight drill pipe, drill collars, pup joints, pony collars, handling tools, tubing, casing, blow-out preventers, engines, compressors and other select equipment to customers world-wide through its facilities in Oklahoma City, Germany and Dubai. The Company's services include the sale of new equipment, sale of refurbished and certified used equipment, as well as rental of oilfield equipment.