- From Prototype to Production

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Precision Stamping Services

G&R Manufacturing offers a wide range of stamping services, utilizing a lean manufacturing environment improves our ability to provide the highest level of service to our customers. From prototype metal stamping to contract manufacturing capabilities, we are a leading custom component manufacturer. We proudly serve customers in the firearm industry and hand tool, consumer goods and the electronics industry, to name a few.

We manufacture precision metal stampings, formed components, assemblies and subassemblies from an array of materials including aluminum, brass, carbon steel, nickel, and copper. We are experts in handling material thicknesses from .005″ to .2500″, while sustaining extremely low tolerances of .001″ where applicable. We offer many secondary operations such as tapping, countersinking, spot welding, and roll straightening. Extending our services further, we also offer value adding operations including but not limited to machining, deburring and a variety of different finishes thru our domestic partners.

As an ISO 9001 certified company, our precision stamping processes are completed through comprehensive monitoring during production. Quality assurance is a top priority for us. Inspection of parts for quality and accuracy, testing and recording for accountability, ensure that our components live up to the standards we set for ourselves and our customers.


Our capabilities include working to extremely low tolerances, with metal sheets ranging from 0.005″ to 0.250″ in thickness. Some of our other capabilities include:

  • Press capacities of 10 to 200 tons
  • Part thicknesses of 0.005″ to 0.250″
  • Tolerances  of ± 0.001
  • Finishes in heat treated, black oxide, all plating and more
  • ISO 9001 certification
  • Coining for complex geometric shapes

Only quality material is used in our metal stamping process, and we utilize a range of alloys, including but not limited to:

  • Aluminum
  • Brass
  • Bronze
  • Carbon Steel
  • Copper
  • Stainless Steel

No matter the application, we can source material that meets your strict requirements.

To further ensure that our parts will perform as requested in your application, we conform to the following industry standards:

  • ASME
  • ASTM
  • ANSI
  • DDTC/ITAR Compliant
  • ISO 9001 Certification
  • Mil-Spec
  • RoHS
  • SAE

Regardless of the number of units required, from single unit production up to millions of units, heavy gauge, high strength, high volume, micro and many other production capabilities, G&R Manufacturing can accommodate your needs. Contact us today to learn more about our precision metal capabilities.