• 586.731.5640
  • 44443 Phoenix Dr Suite B, Sterling Heights, MI 48314
  • In God We Trust

    An American Manufacturer
  • Integrity, Compliance,

    Responsive, Consistent Quality

    Manufacturing Precision CNC Milling and Turning since 1995.

  • Prototype to Production.
    Simple to Complex.

    We strive to meet and exceed all of your manufacturing needs.

  • Providing Manufacturing Solutions
    Servicing Variety of Industries

    Personal attention to detail in an impersonal world.

to R K Tool Inc.

Established in 1995, three experienced generations of R K Tool, Inc. have been providing exceptional manufacturing with precision CNC Milling and Turning with the accompanying processes. We have been providing performance-critical components to both the commercial sector supporting various industries as a Tier I and Tier II, as well as the land and naval defense sector as a trusted and valued sub-contractor supporting our warfighters with mission-critical parts. As a Woman-Owned Small Business with ISO 9001:2015 Certification, JCP Clearance, and SPRS registered NIST 800-171 Compliance, we understand strict adherence to specifications and regulations that are vital to the OTD and overall success of your project. With an Industrial and Systems Engineer on staff, R K Tool, Inc. incorporates streamlined and proven manufacturing processes that manage current supply chain restrictions and challenges to forego delays or deficiencies with multiple layers of sourcing enabling cost-efficiencies to stay within budgetary parameters.

We are known and trusted for our rigorous quality in producing tight-tolerance components while adhering to industry standards, DFARS requirements and military specifications. R K Tool, Inc. is big enough to provide traceable and consistent quality with the necessary documentation that meet or exceed your criterion, yet small enough to be nimble and responsive in providing personal attention to particulars that make the measurable difference in the timely completion of your project.

Our Capabilities & Equipment

R K Tool Custom Run


We specialize in prototype to production CNC Milling and Turning within tight tolerances utilizing Titanium, Inconel, Invar, Aluminum, Copper, Brass, Pre-Hardened Steels and Plastics. We work in various coatings, platings, films and specialized finishes that are unique to various industries and laser-etch for markings when appropriate. Our CMM ensures stringent calibration to execute performance-critical specs that are compliant with strict and documented requirements.

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We strive to use the latest technology in machinery, tooling and software to meet our client’s immediate manufacturing demands and invest in new equipment annually.

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Industries We Serve


Transmission assembly systems, assembly line components and tooling systems.


Specialized alloy components for satellite systems, laser systems, small and intricate parts.
*Working towards AS-9100 certification.


Turret components, transmission, gear and hydraulic systems.

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Striving to meet and exceed our client's expectations in all that we do.