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

    An American Manufacturer


For nearly three decades, R K Tool, Inc. has been producing precision prototype-to-production CNC Milling and Turning components that employ CAD/CAM software to achieve 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 land and naval defense. We specialize in small to medium sized complex machining that require true position tolerance to meet performance-critical applications. Our CMM ensures ongoing inspections as specified in the control plan that is unique to each part for rigorous calibration that is compliant with documented requirements.

As a SBA Registered Woman-Owned Small Business with an Industrial and Systems Engineer on staff, R K Tool, Inc. is nimble and responsive, incorporating streamlined manufacturing and pro-active supply chain management enabling rapid prototypes and small runs for spare parts to support mission-critical manufacturing needs in compressed timelines and within budgetary parameters. We provide traceable and consistent quality with the necessary documentation that meet or exceed your criterion. As a small business, we provide personal attention to particulars that make the measurable difference in the timely completion of your military project.


  • 333514 Special Tool & Die
  • 332710 Machine Shop
  • 332721 Precision Turning
  • 332999 Misc. Fabrication
  • 336999 Other Transportation Equipment
  • 336390 Other Motor Vehicle Parts
  • 332510 Hardware
  • 333999 All Other Misc. General Purpose Machinery Manufacturing
  • 332994 Small Arms, Ordinance, and Ordinance Accessories Manufacturing
  • 333618 Other Engine Equipment Manufacturing


  • Experienced with machining Titanium
  • Reverse Engineering (Working with an existing part)
  • An Uncompromising Probity in Manufacturing Components for the U.S. Warfighter
  • Vetted Suppliers that Comply with all DFAR Requirements and Sourcing Restrictions
  • Industrial and Systems Engineer within Highly Skilled Workforce
  • Streamlined Manufacturing
  • Pro-Active Supply Chain Management
  • Responsive and Nimble
  • Personal Corroboration with Prolific Attention to Detail
  • Does Not Out Source Any Machining
  • Additional Capacity Available for Inventory

  • Prime Contracting History available upon request