Welcome to YSL Machining LLC

High-Quality CNC Machining for Every Industry

From high-speed prototyping to mass production, YSL Machining delivers world-class CNC machining and fabrication solutions — fast, flawless, and built to scale.

Services We Offer

Machining, Fabrication, and Finishing All in One Place

CNC Milling & Turning

Precision machining for complex tolerances.

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3D Printing

Rapid prototyping in plastics and select metals.

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Sheet-Metal Fabrication

CNC press, bending, forming with precision.

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Welding & Assembly

TIG/MIG welding and full subassembly support.

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Advanced Finishing

Anodizing, passivation, powder coat, heat treat, laser marking & engraving.

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About Us

Precision, Performance, and Proven Results

At YSL Machining LLC, we specialize in high-precision CNC machining, offering advanced 3-axis and 5-axis milling, turning, and expert engineering support. Our mission is clear: deliver fast, accurate results without compromising on quality. With a team dedicated to excellence and efficiency, we ensure every part meets the strictest industry standards — from prototype to production. When precision matters and timelines are tight, YSL Machining is the partner you can trust.

408-621-6629

CNC milling and turning Fremont CA
CNC machining company Fremont CA

Industries We Serve & Materials We Master

Industries & Materials

Serving Diverse Materials & Demanding Industries

Whether aerospace aluminum, medical-grade stainless steel, engineering plastics, or exotic metals—YSL Machining handles them all with exacting standards and industry compliance.

Experience & Quality

Reliability Backed by Expertise

With decades of experience in tight-tolerance manufacturing, we ensure industry-grade precision, ISO-level quality control, and full documentation for compliance-critical projects. From prototype to full-scale run—we deliver consistency every time.

Ready to Bring Your Project to Life?

Let’s talk—prototype or production. We can walk you through our process and share pricing options.

Our Process
How We Work: From Quote to Delivery

Request & Review

Quote & Timeline

Programming & Toolpathing

Why Choose Us

Why Leading Engineers & Designers Trust YSL

Tight Tolerances & Superior Finish

Every component is machined with precision, achieving flawless finishes and exacting tolerances — no compromise.

Precision Machining Experts

Our skilled team combines deep industry knowledge with years of hands-on machining expertise for every job.

On-Time Delivery Guarantee

We stick to your schedule. Our process ensures your parts arrive right when you need them, without delays.

Flexible Production Volumes

From a single prototype to full-scale production, we’re built to handle any volume — quickly and efficiently.

Testimonial
Trusted by Engineers, Designers & Manufacturers Nationwide

“YSL Machining exceeded our expectations from the first quote. The 5-axis work was clean, accurate, and ahead of deadline. We’ll absolutely be working with them again.”

Michelle D,
Medical Device Lead Designer
“We’ve used many machine shops in the past, but YSL stands out. Their attention to detail and fast turnaround is exactly what our projects demand.”
Geoff Show,
Medical Device Lead Designer
“From prototype to production, the YSL team communicated clearly, hit every deadline, and delivered exactly what we needed — with precision that speaks for itself.”
Chris R,
Product Development Manager
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