D & R Precision Machining, Inc. is a small job shop located in Allentown Pennsylvania in the Lehigh Valley of southeastern Pennsylvania. At D & R, we specialize in high-quality prototype, production machining and repair work. With over 30 years of machining experience, we take pride in doing the best job for our customers by creative problem solving and innovative thinking!   GearsD & R Precision Machining's goal is to give our customers what they need and expect, a quality job and quick turnaround. We are committed to providing honest, reliable, high-quality products and on-time delivery at reasonable cost to you.