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ONE OF THE LEADING CNC MACHINING COMPANIES WORLDWIDE
Mentco is all about precision. We’re a CNC machining manufacturer that delivers high-quality parts and production solutions to customers worldwide. Our operations run out of India, and we have boots on the ground in San Antonio, USA. That means we blend solid engineering know-how, advanced CNC tech, and strict quality systems to tackle tough industrial jobs.
We’ve got experience working with OEMs and businesses that demand accuracy and dependable results, every time. If you need CNC milling, turning, threading, inspection, or any kind of specialty machining, we’re ready to help, whether you’re working on a tricky prototype, a small batch, or a big production run.
Our engineering and manufacturing teams go beyond just taking your order. They dig into your drawings, look at the materials, tolerances, finishes, every detail you care about, so they understand what you need before anything hits the machines. If you want someone who can take on complex parts or just keep your supply chain running smoothly, Mentco is your partner. We bring real expertise, modern equipment, and a drive for quality, all to deliver precision components built exactly to your specs.
About Mentco
A full service precision CNC machine shop, producing high-quality machined parts and sub-assemblies to customer specifications. Our company’s highly skilled team has decades of experience in innovative machining techniques and Quality Control utillizing modern, state of the art equipment.
We have two global locations to serve our customers, CNC Machine Shop in Mumbai, India and a Warehousing Facility San Antonio, Texas in the United States.
Our customers recognize us as a solutions provider dedicated to on-time delivery of precision machined parts with personalized service. Mentco has built a network of top-tier suppliers for high-quality raw materials and diverse outside processes. We have made substantial investments in state of the art quality control equipment.
Additionally, we have established an in-house Class 100 Clean Room facility to support our semiconductor customers to meet ultra-high purity (UHP) cleaning and surface finish requirements. We welcome you to join our long list of satisfied customers.
Why Mentco?
High Precision CNC Machining Capabilities
Mentco focuses on high-precision CNC machining for jobs where accuracy, surface quality, and consistency really matter. We can hit tolerances as tight as ±0.0002″, depending on what you need, it all comes down to the design, material, shape, and the specific requirements.
We handle a huge variety of engineering materials and can finish surfaces in different ways, depending on how you plan to use the part. Our process covers all sorts of machining, like CNC milling, turning, threading, drilling, boring, reaming, grinding, polishing, honing, and we tackle specialized operations too.
If you need CNC milling, turning, threading, inspection, or any kind of specialty machining, we’re ready to help, even if you’re working on a tricky prototype, a small batch, or a big production run. Our engineering and manufacturing teams go beyond just taking your order. They dig into your drawings, look at the materials, tolerances, finishes, every detail you care about, so they understand what you need before anything hits the machines. If you want someone who can take on complex parts or just keep your supply chain running smoothly, Mentco is your partner. We bring real expertise, modern equipment, and a drive for quality, all to deliver precision components built exactly to your specs.
With advanced equipment, know-how, and careful processes, Mentco delivers the kind of precision CNC machining that tough industrial jobs demand.
Our Expertise
As compared to domestic vendors, we focus on providing outstanding quality on time while cost saving 25%–50%
Outsourced Services
Mentco has cultivated a robust network of suppliers proficient in diverse surface treatment processes, including Heat treatment, Anodizing, Passivation, Chrome, Nickel, Zinc plating, Dry Lube Coat, Sandblasting, and Shot Peening. Thanks to our longstanding strategic partnerships, spanning decades of business, we effectively outsource these processes with quick turnaround times and competitive pricing.
High Precision Machining
We are a Contract Manufacturer of CNC Turned and Milled Parts and manufacture components within +/- 0.0005″ precision tolerances and up to a 5Ra finish. Additionally, we also have extensive experience in manufacturing high-pressure components for applications up to 60,000 PSI.
Materials
Capable of machining challenging materials, we possess expertise in handling a diverse range of ASTM/ASME standard grades such as Stainless Steel, Duplex Steel, Carbon Steel, Alloy steels, Brass & Bronze, Aluminium, Inconel, Monel, Hastelloy, and Titanium. Additionally, we offer products that adhere to NACE, ROHS, and REACH compliance standards.
Forgings & Castings
Essentially strengthening the components, our forgings and castings are more than just metal; they’re the backbone of innovation. We combine cutting-edge technology with timeless metalworking, ensuring unmatched precision and strength in every piece we create. We ensure our forgings and castings solutions are dependable, cost-effective, and built to last, ensuring your project’s success.
Custom Machine Manufacturers for OEMs & Industrial Equipment
Mentco partners with OEMs and industrial companies that need custom machining for tough, one-of-a-kind projects. We know that every part is different, with unique shapes, special materials, tight tolerances, specific finishes, and all kinds of assembly or volume needs. No two jobs look the same.
Our team handles work for industries where there’s no room for error: aerospace, semiconductors, energy, oil and gas, instrumentation, industrial automation, you name it. Customers come to us with detailed drawings, CAD files, or just an idea and a spec, and we figure out how to actually make it.
We cover everything from early prototypes and test pieces to repeat orders and big production runs. We stay hands-on through every step. Our engineers sort out the best machining techniques, the right tools, which inspections are needed, and how to finish the parts, long before we even press “start” on production.
With CNC machining, engineering, inspection, and quality control all working together, Mentco gives OEMs a reliable source for not just custom precision parts, but for a long-term manufacturing partnership. When something has to be exact, we’re ready.
serveWe supply different industries worldwide with our top-notch precision, material traceability, and high accuracy of production.

Semiconductor

Water Jetting

Hydrogen tech

Industrial Automation

Oil and Gas

Aerospace

Robotics Industry

Injection Moulding systems

Instrumentation

Turbo Machinery

Valve Industry

Turnkey
Why Choose Mentco as Your CNC Machining Manufacturer
Choosing a CNC machining partner isn’t just about who has the fanciest machines. You need a team you can count on, one that takes quality, process control, and traceability seriously. That’s where Mentco steps in. We bring all these pieces together to offer precision machining you can trust.
Our shop runs on advanced CNC equipment and backs everything up with thorough inspection tools. We use CMMs, optical comparators, profile projectors, microscopes, and precision gauges to make sure every part hits the right specs. Nothing leaves our doors unless it lines up with your drawings and standards.
Quality isn’t just a buzzword for us. We have detailed processes, full documentation, and clear traceability built into every job. Our engineers, production folks, and quality team don’t wait for problems to happen; they work side by side to spot issues early, keep processes tight, and deliver the same results every run.
With manufacturing in India and boots on the ground in San Antonio, Mentco’s ready to help customers who need solid global manufacturing. Whether you need prototypes or high-volume parts, we stay focused on consistent accuracy and reliability, because that’s what your industry demands.
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Frequently Asked Questions About CNC Machining
Q1:What does a CNC machining manufacturer do?
They use computer-controlled machines to craft precise parts from engineering materials. They follow technical drawings, CAD models, and whatever specs the customer wants.
Q2: How do I choose the right CNC machining companies for my project?
Look at what they can do: machining capabilities, tolerances, materials they handle, their inspection systems, certifications, production capacity, and how much experience they have. Communication matters too, and make sure they can meet your project’s technical needs.
Q3: What is precision CNC machining?
It’s making parts with really tight tolerances. They use advanced computer-controlled equipment and keep the process under strict control.
Q4: What tolerances can high-precision CNC machining achieve?
It depends on the material, shape, machine, and the inspection requirements. For example, Mentco hits tolerances as close as ±0.0002″ if the application fits.
Q5: What industries use custom machines, manufacturers?
Aerospace, semiconductors, energy, oil and gas, instrumentation, automation, and lots of other industries rely on specially made, high-precision parts.
Q6: What's the difference between a CNC machine shop and a CNC machining manufacturer?
Definitely. A CNC machine shop mostly just does machining. CNC machining manufacturers go further; they handle engineering, production, inspections, quality control, and supply chain stuff.
Q7: How much does precision CNC machining cost?
That depends on material, part complexity, tolerances, finishing, tooling, quality checks, how many parts, and production volume, all factor in. You’ll need a quote for your specific project to get a real answer.
Q8: What certifications should I look for in CNC machining companies?
You want certifications that fit your industry and project. Typical ones are for quality, aerospace, environmental, or customer-specific requirements, plus solid inspection and traceability systems.
Q9: Can custom machine manufacturers handle both prototypes and full production runs?
Yes, most experienced CNC manufacturers can do prototypes, small runs, repeat orders, and bigger production jobs.
Q10: What materials can a high-precision CNC machining company work with?
If they’ve got the right setup, they’ll work with metals like aluminum, stainless steel, carbon steel, titanium, brass, copper, and special alloys, plus other engineering materials.
Q11: Why work with an offshore CNC machining manufacturer?
Offshore partners often offer specialized skills, more production capacity, lower costs, and established supply chain resources. Just make sure they’re solid on quality control, communication, traceability, and delivery.









