High-Precision Custom CNC Machining Services
Your Trusted Partner for Complex Parts, From Prototype to Production. Fast Lead Times, Competitive Costs, Guaranteed Quality.

30+
Materials Machined
6+
Industries Served
About Us
More Than a Machine Shop, We Are Your Manufacturing Partner.
As a technology-driven company, Zenithin Transmission provides custom machining solutions for leading innovators in the automotive, medical, and semiconductor sectors.
Trusted by Innovators in Demanding Industries

Automotive Industry

Medical Devices

Semiconductor

3C Electronics

Robotics
Manufacturing Solutions, Engineered for Precision
Explore our comprehensive manufacturing solutions, designed to deliver exceptional results from prototype to production.
For complex housings, enclosures, and high-tolerance functional parts.
High-speed production of shafts, flanges, and custom cylindrical components.
Machining the impossible: for complex curves, undercuts, and organic surfaces.
For sub-micron tolerances and mirror-like finishes, especially on hardened steel.
High-precision drilling, tapping, and reaming for any hole requirement.
For cutting hardened materials and creating sharp internal corners impossible for milling.
From Concept to Component
From Design to Delivery in 4 Simple Steps
01 Submit Your Design
Securely upload your 2D/3D files and project requirements through our online quote form.
02 Get a Quote & DfM Feedback
Our engineers will provide a fast, detailed quote and complimentary Design for Manufacturability (DfM) analysis.
03 We Machine Your Parts
Your parts are manufactured to your exact specifications using our state-of-the-art equipment and in-process quality controls.
04 Receive Your Quality Parts
After a final CMM inspection, we professionally package and ship your high-quality parts directly to your door, on time.
Precision, Price, and Peace of Mind
What Our Partners Say
Our greatest measure of success is the success of our clients.
Not only did Zenithin flawlessly machine our most complex 5-axis part, their expert DfM feedback actually helped us improve the design. They are true engineering partners.

Frequently Asked Questions
Have questions about our capabilities or how we work? Find quick answers to some of the most common inquiries we receive below.
Yes. We support everything from single rapid prototypes to low-to-medium volume production runs with a scalable and reliable process.
Our quality system is ISO 9001:2015 certified. We verify all parts using a multi-step inspection process, including final verification on our high-precision CMMs.
Lead times vary by complexity, but prototypes typically ship in 5-7 business days, and small-batch production runs in 7-15 business days.
Simply provide your 3D CAD file, a 2D drawing with tolerances, the required quantity, and material specifications.
Yes. We provide complimentary DfM (Design for Manufacturability) feedback with every quote to help you improve quality and reduce costs.
We focus on providing the best overall value. Our efficient processes and complimentary DfM analysis help you reduce total costs without ever sacrificing quality.
Let's Build Your Next Great Part, Together
Partner with Zenithin Transmission for a seamless manufacturing experience.
From rapid prototypes to production runs, our team is committed to delivering precision-engineered parts that meet your most demanding technical and quality standards.
Take the first step today !
🔒 Your files are 100% secure and confidential. We gladly sign NDAs upon request.