MK MATERIAL is a dynamically developing company in the field of production and trade. The company's wide range of products mainly includes products manufactured in accordance with the requirements of the PN-EN, DIN and ISO standards. At the same time the company is realizing orders for carbon steel, alloys, stainless steel, copper, brass, polyamide, polyurethane, delirin, etc. products in accordance with customer specifications (photo, technical drawing, sample, etc.). In addition, the product range includes fastenings, clips, zamak and plastic end fittings made in own moulds. Production is carried out in compliance with the requirements of the Quality Management System ISO 9001: 2015.

MK MATERIAL conducts activities aimed at creating a company with high value and brand awareness, supported by many years of experience and necessary actions leading to the development of the company.

sheet metal processing
machines Cladding
Container
facade
Metallmöbelbau
Apparatus
powder coating
3D sheet metal designs

Translation by Google Translate

We are a medium-sized, owner-operated, metal processing company.
Focus: aluminum and Edelstahlbe and Processing (separate production)
Laser (up to 25mm plate thickness) and Kant technology (up to 4000 mm in length),
mechanical CNC machining,
Special engineering,
Steel structures,
Majority of powder coating 3x3x8m,
Wet painting 3x3x8m,
Certified to ISO 9001,
EN 15085-2 CL1,
Extensive verification of suitability

We deal with the mechanical processing of metals. We specialize in the manufacture of highly sophisticated and precise series products as well as the manufacture of individual and prototype machine parts.

For our customers to develop solutions to specific problems is our strength and our daily business.

"Quality Performed Metal" is our mission to deliver - and we do so for a variety of industries. Our strengths lie in both the development and construction as well as in manufacturing.

Every year we process over 1,200 tons of aluminum, 500 tons of steel and 100 tons of copper to ml-quality solutions. Here, our production base covers from prototyping to small series up to the complete annual requirements for individual customers.

The MMC Retzlaff Instant Service

An end to the frustrating and expensive plant and machine downtime!
The MMC Retzlaff instant service helps you instantly and easily to provide even elaborate and complex parts. Give us a try! We guarantee the fastest delivery despite (to 78 percent within 24 hours) a pass accuracy of 99 percent!
From individual parts to micro and Kleinsererien - our design department will accompany you liked in the preparation process-and cost-optimized production lines for your needs.
We work on almost all materials (steel, stainless steel, aluminum, magnesium, brass, copper and plastics).

Our Services

• CNC turning with the front and backside processing
• CNC milling
• conventional milling
• Cylindrical grinding - inside and out
• Surface grinding
• Ständerbohrwerk
• hardening / tempering

We guarantee on-time delivery of the highest quality!

What you can expect from us:

• Advice / assistance in material selection,
• Information on job status during the execution,
• variability in the processing sequence,
• Possibility of partial deliveries,
• Welding Company,
• Extensive experience in machinery, tools and equipment;
• individual adaptation to demand,
• extensive editing,
• expertise in related areas (hydraulics, pneumatics, mechanics, mechanical engineering),
• Order complete machining with shipping and quality documentation

Welcome to mmd-Holzer. Looking for a reliable partner in the field of metal-installation services?

Then you are exactly right with us! We are manufacturer of balcony railings, canopies, porch, carports and metal work of all kinds of steel and stainless steel.

We offer you precision and quality in every detail. Inform yourself easily via our range of products and services offered.

Customer Service is a top priority with us. Write us to Just an email.

...since 1954 active worldwide as one of the leading system suppliers in the service of health.

With a complete range of products and services for everything to do with sterilization and disinfection systems for hospitals, scientific institutes, laboratories and the pharmaceutical industry, MMM has positioned itself as a key quality and innovation leader in the German and international markets.


1200 employees are committed to the overall mission of the MMM Group with competence and joy.

In our production plants in Stadlern, Bavaria, and in Brno, Czech Republic, we manufacture products that are tailored to the needs of our customers around the world. With both production sites, we ensure a high level of vertical integration and thus meet the enormous quality requirements of the medical technology industry.