Coldwater Machine Co. produces machine parts, tools and automated machinery. Notably projects include a friction welding cell that attaches nuts to automobile body panels, turnkey systems for making washing machine components and maintenance tools for gas turbine repair. Its 132,500-sq.-ft. facility in Coldwater, Ohio boasts more than 40 machine tools, among them double-column bridge mills, dual-pallet horizontal machining centers, large-format boring mills and a 5-axis multitask machine…