Progressive Tool & Die, Inc. machines precision tooling and parts from customer prints, with a focus on unusually fast turnaround for spare and prototype tooling. Based in Meadville, Pennsylvania, the company routinely holds tolerances near ±0.0001 inch and uses incoming, in-process, and final inspections to document each shipment. Its capabilities include surface grinding to ±0.00005 inch along with wire EDM, EDM machining, and CNC milling for both straightforward parts and complex custom tooling.