R.D. Hopkin Machine Corp. is a contract manufacturer located in Herminie PA. Established in 1964, RD Hokpin Machnine Corp. has provided machining and fabrication services to companies across both the United States and Canada. By providing turnkey operations R.D. Hopkin Machine can supply Precision CNC Machining, Welding / Fabrication, and Final Assembly. This provides our customers with both a shorter supply chain and a low cost solution for manufacturing solutions.