CK Supply is the largest, independent supplier of Industrial Gases, Welding and Cutting Equipment and Supplies in the Midwest. Our 5 Retail Locations throughout Missouri & Illinois offer a combination of Products, Services, and Technical Support to meet your expectations. Since 1948, CK has been serving customers as a supplier of welding products, gases, Dry Ice and services. We invite everyone to "Discover the Difference" when dealing with us. CK Supply, Inc. aspires to be the definitive source of metalworking and gas-related technologies and solutions. Treating those we do business with fairly and honestly. CK strives to help our customers and suppliers meet their goals and objectives.