Momentum Industries, Inc. - Custom Tooling and Precision Machining - Home st louis, mid-michigan, mi, michigan, cnc, machine, tool, machining, tooling, turning, grinding, milling, blanchard grinding, weld, welding, precision Custom Tooling and Precision Machining. Momentum Industries, Inc. is a second generation company which was founded in 1987. It is a culmination of over 50 years of machining experience in the tool and die trade. Momentum Industries, Inc. offers a wide variety of services at competitive prices, always keeping in mind the quality that our customers expect and deserve. A proud member of the Michigan Tooling Group and the Michigan Manufacturers Association.