
www.progressivemachining.net
Progressive Machining is a precision manufacturing facility specializing in high-tolerance machining and the production of industrial balls. Based in Spring City, Pennsylvania, the company is the exclusive manufacturer of the Vertisphere series of precision ball grinding machines. Their capabilities include flashing, lapping, and polishing operations for a wide range of industrial materials. They provide customized machining solutions designed to meet specific technical requirements while maintaining quick turnaround times. The firm utilizes rigorous quality control processes to ensure components consistently meet ISO grade standards.