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OLD-WORLD CRAFTSMANSHIP

For automotive, medical, semiconductor, R&D, military, and other industries. 

CNC Machined Parts

ABOUT

TRINITY MANUFACTURING

We specialize in old-world craftsmanship for both lathe and mill applications. As an ISO 9001 certified machine shop, we offer superior quality at competitive prices.

CNC Machine Spinning

CAPABILITIES

MANUFACTURING / MACHINING

INDUSTRIAL
FINISHES

PARTNER
SERVICES

PROGRAMMING
 

MATERIALS
 

DRAWING
FORMATS

WHY WORK WITH US?

Quality Machining Badge

QUALITY MACHINING

We take pride in our attention to detail and unparalleled reliability, ensuring your finished product makes you look good. 

On-Time Delivery Clock

ON-TIME DELIVERY

Sometimes your company needs something a little faster than originally thought. We do our best to schedule, and re-schedule, in order to deliver your order on-time.

Competitive Pricing Dollar Graphic

COMPETITIVE PRICING

With the intelligent use of swing-shifts and contract labor, we can be flexible to meet changing production needs, without substantially increasing overhead costs.  

Silver Steel Plate

TESTIMONIALS

Top notch work as always! I believe I have said it in the past but if there is something in our shop, we cannot handle efficiently you are the first shop I think of. Thanks again for the quality, pricing and lead times! 

Business owner/ Injection Mold Industry

INDUSTRIES SERVED

  • SEMICONDUCTOR
  • JEWELRY
  • R&D
  • AUTOMOTIVE & MOTORCYCLE
  • MEDICAL & DENTAL DEVICES
  • MILITARY
  • CAMERA
  • CUSTOM FURNITURE FIXTURES
  • X-RAY TECHNOLOGY
  • ENERGY

13355 Grass Valley Ave, # E

Grass Valley, CA 95945

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Mon - Fri: 7am - 4pm

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VISIT US

HOURS

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CERTIFICATIONS

Perry Johnson Registrars, Inc. Logo
ANAB Certification Logo
Shop Keeper Systems Logo
ISO 9001:2015 Certified Logo

© 2023 by Trinity Machining

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