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Business Details
50 Years
experience
Custom Precision Cutting Tools Manufacturer in Elk Grove Village, IL
Tri Star Engineering has been a trusted manufacturer of precision cutting tools since 1976, operating from a modern 16,000-square-foot facility in Elk Grove Village, Illinois. Our expertise spans the design and production of specialized drills, reamers, counterbores, trepan tools, and hollow mills, crafted from solid carbide, high-speed steel, or carbide-tipped materials. We serve critical industries such as automotive, aerospace, plumbing, and appliance manufacturing, where tool accuracy and durability are paramount. Our ISO 9001-certified processes ensure consistent quality, while our proprietary Cam Relief grinding technology enables tools to maintain dimensional integrity through multiple resharpenings. We offer full-service support, including tool repair, expedited delivery responses within 4 hours, and collaborative design assistance using customer or in-house prints.

Our team of over 40 professionals combines advanced CNC grinding capabilities with specialized skills to deliver repeatable precision and enhanced tool longevity. We prioritize customer satisfaction through transparent communication, technical expertise, and continuous evaluation of tool performance to optimize cost-efficiency for clients. Our commitment to innovation is demonstrated through investments in specialized equipment and adherence to rigorous quality standards, including SAE certifications. By focusing on eliminating industry pain points like tool annealing and premature wear, we provide solutions that deliver measurable value through extended tool life and improved workpiece finishes. This combination of technical excellence, responsive service, and proven reliability has established us as a preferred partner for complex cutting tool requirements.
Services
Custom Drills Cam Relief Grinding Trepan Tools Tool Repair Services Counterbores Hollow Mills CNC Grinding Custom Design ISO-Certified Manufacturing Industrial Cutting Tools
Details
  • Year established: 1976
Highlights and features
  • We have over 45 years of specialized experience in precision cutting tool manufacturing
  • Our ISO 9001-certified processes ensure consistent quality and traceability
  • Proprietary Cam Relief grinding maintains tool geometry through multiple resharpenings
  • We offer same-day response for expedited delivery requests
  • Our team of 40+ professionals combines advanced CNC grinding with specialized tooling expertise
Associations and certifications
  • ISO 9001
Services
Custom Drills
We design and produce specialized drill configurations from solid carbide, high-speed steel, or carbide-tipped materials. Our custom drills maintain dimensional accuracy through multiple resharpenings using Cam Relief technology. These tools deliver enhanced edge integrity and heat dissipation for challenging materials like stainless steel and aluminum.
Cam Relief Grinding
Our proprietary Cam Relief process creates helical reliefs that preserve tool geometry during resharpening. This technique reduces material removal by 40%, extends tool life by up to 300%, and maintains consistent cutting performance. Six dedicated CNC grinders handle complex forms with tolerances under 0.0001 inches.
Trepan Tools
We manufacture trepan tools for large-diameter hole machining that produce annular cuts rather than full material removal. These tools reduce machining time by 60% for deep-hole applications while maintaining concentricity within 0.0005 inches. Available in carbide-tipped or solid carbide configurations.
Tool Repair Services
Our repair program restores cutting tools to 'new-like' condition through precision resharpening and carbide re-tipping. We evaluate each tool's geometry and recommend process improvements to extend service life. Emergency repair turnaround available within 24 hours for critical applications.
Custom Design
We develop cutting tools from customer prints or create designs based on part specifications. Our engineers use CAD/CAM systems to optimize tool geometry for specific materials and machining parameters. Full documentation includes inspection reports and production process validation.
Questions
What industries do you serve?
We primarily serve automotive, aerospace, plumbing supply, and appliance manufacturing sectors requiring precision cutting tools.
Are your tools ISO certified?
Yes, our manufacturing processes are ISO 9001:2008 certified with documented quality control procedures.
Do you offer tool repair services?
We provide resharpening and carbide re-tipping services to restore tools to 'new-like' condition.
How quickly can you respond to urgent requests?
We guarantee responses to expedited delivery requests within 4 hours during business hours.
What materials do you work with?
We manufacture tools from solid carbide, high-speed steel, and carbide-tipped configurations for various applications.
Can you produce metric-sized tools?
Yes, we manufacture tools to both English and metric specifications as required by customers.