40 Custom manufacture of roller assemblies; Custom manufacture of drill stems; Custom manufacture of railroad flanges; Custom manufacture of oil field parts; Custom manufacture of Couplex; Custom manufacture of Face Plates; Technical support services, namely, providing technical advice related to the manufacture of Aerospace and defense components; Technical support services, namely, providing technical advice related to the manufacture of Oil and Gas component hardware; Technical support services, namely, providing technical advice related to the manufacture of railroad components; Technical support services, namely, providing technical advice related to the manufacture of food and beverage production; Technical support services, namely, providing technical advice related to the manufacture of Firearm components; Custom manufacture of food processing and food treatment machines and apparatus; Custom manufacture of general product lines in the field of steel pipe and tubing; Manufacture of firearm components to order and/or specification of others; Manufacture of Oil and Gas components to order and/or specification of others; Manufacture of Aerospace and defense components to order and/or specification of others; Manufacture of railroad components to order and/or specification of others; Manufacture of Food and beverage production components to order and/or specification of others; Manufacturing process consulting; Technical consulting related to the manufacturing of oil and gas equipment, control systems, and machinery