Precision Tubing Solutions for Critical Applications.

Serving the Medical Device and Hi-Tech Industrial Markets with Superior Quality Stainless Steel Tubing

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Our Expertise

We are the leading manufacturer and supplier of welded and plug drawn, small diameter stainless steel tubing. M&M International supplies tubing to various fields including medical and hi-tech industries.

STAINLESS STEEL

304 Grade

This popular 300-series stainless steel, or 18-8, contains 18% Chromium, 8% Nickel, and up to 0.08% Carbon. It offers high strength, workability, and excellent corrosion and heat resistance, making it versatile and cost-effective.

STAINLESS STEEL

316 Grade

Like 304, 316 stainless steel has added Molybdenum for better corrosion resistance. Known for cleanability, it’s the top choice for surgical use, non-magnetic when annealed, and can be hardened by cold treatment.

STAINLESS STEEL

L Grade

Low-carbon grades of 304 and 316 stainless steel (max 0.03% Carbon) reduce oxidation risk, offer better weldability for heavy gauges, and are often dual-certified for standard and

STAINLESS STEEL

17-7 Grade

Stainless steel provides high strength and hardness, excellent fatigue properties, good corrosion resistance, good formability, and minimum distortion upon heat treatment.

About Us

Why Choose M&M International

When Precision Matters.

M&M International has more than 30 years in the tubing business
Leading manufacturer and supplier of small diameter stainless steel tubing
Driven by a quality mindset from start to finish of the tube production process
Offering custom size tubing with fast turn around time
Stainless steel tubing in random lengths, precise cut lengths and coil forms

M&M Tubing are very responsive, cooperative, and great partners to our manufacturing in Connecticut. I have come to rely on them as trusted partners to our business.

Jeff from CT
Matt has been fantastic! Very responsive and accommodating. Also: great attention to detail. Of course, I know he has a lot of people dedicated to supporting him, so the effort and compliments are certainly to the entire team.

Rich From Massachusetts
The quality and consistency of M&M material is commendable, and their pricing on higher production volumes cannot be beaten! Additionally, every contact I have interacted with has been knowledgeable, efficient and an overall pleasure to work with.

Stephen from CT
We trust M&M for all our stainless-steel tubing needs. No matter how large or small the order is, they deliver on time and maintain excellent quality. Their professionalism and consistency make them an invaluable part of our supply chain.

Jason from California
M&M has been a great company to work with. Their customer service is top notch. They offer a variety of solutions for problems you come to them with. Happy to be a partner of theirs!

Matthew Brenno, Marshall Manufacturing
We’ve relied on M&M for years for large-scale stainless steel tubing supply. Their reliability, quality, and attention to detail are unmatched, making them an essential partner for our business.

Daniel from California
For years, M&M has supported my company, providing resources, high value material and top-notch quality.

Chris from Indiana
The recent addition of our second inventory location in Costa Rica strengthens M&M’s global tubing supply chain by reducing risk, mitigating tariff exposure, and improving delivery times for our growing international customer base.

2025 was an exciting year for M&M, and 2026 will bring even more capabilities, expanded capacity, and exciting announcements.

Chris Pleibel, CCO M&M
Beginning with Matt, you have all been a breath of fresh air working with us regarding our predicament. I personally have enjoyed our wonderful business partnership for well over 30 years (beginning with Grace!), and you have really become a critical asset for our success. What a great team you have!

Rich From Massachusetts
How comforting it is to be supported by a quality outfit like M&M. M&M culture is customer-centric which is something that a lot of companies struggle with in their quest to trim costs.

Rich From Massachusetts
We’ve been a loyal customer of this tubing company since 1999, and their products have consistently delivered exceptional quality and durability through every project. From seamless performance to reliable support, they’ve never let us down over the decades. Highly recommend them for anyone needing top-tier tubing solutions!

Cole G from Ohio
We have worked with this amazing team since 2009. Not only does this team have a quick turnaround on quote request, but they have some of the best pricing and lead times we have seen. They have earned our continued business. Looking forward to the years to come.

Shannen H., Michigan