Quantum Machinery Group is one of the largest and most trusted metalworking machinery distributors in the United States, offering one of the most diverse and complete lines of metal fabrication equipment available. As the exclusive U.S. importer and distributor of Siegmund Welding Tables, MACC Saws, and Nargesa Metalworking Machinery, we provide premium solutions for nearly every stage of the fabrication process—from cutting and bending, to forging, forming, and welding. We proudly stock and support the full range of Siegmund Welding Tables, including System 16 and 28 Imperial Series tables, fixturing accessories, positioning systems, rail systems, and mobile workbenches—engineered with precision and built to perform in the most demanding environments. Our MACC line features high-performance manual, semi-automatic, and fully automatic cold saws and band saws built in Italy. These machines are designed for accuracy, durability, and speed when cutting tube, pipe, solid bar, and structural material. From Nargesa, we offer a robust line of industrial machines including ironworkers, hydraulic press brakes, section bending machines, tube and pipe benders, hot forging presses, power hammers, bar twisting machines, and more. Each machine is built for strength, efficiency, and versatility—ideal for structural, ornamental, and custom fabrication. Quantum offers not just machines, but real-world solutions.
The new Nargesa MP3160CNC Hydraulic Press Brake delivers 3100mm bending length, precision CNC control, and 4.0 technology—built for unmatched accuracy and efficiency
The new MACC S415 DI Semi-Automatic Band Saw with variable speed inverter offers 13-3/4” round tube cutting capacity, precision, and durability for fabrication.
The new Nargesa MS20 Laser Welder delivers 2000W precision, speed, and clean welds with 4.0 technology. Pre-order now to secure this advanced fabrication solution.
Siegmund Welding Tables, offered by Quantum, deliver unmatched strength, flatness, and precision—providing the strongest, most versatile fixturing systems.
Nargesa metalworking machinery from Spain, offered by Quantum, delivers precision, durability, and versatility for forging, bending, and fabrication projects.
MACC industrial saws from Italy deliver precision, durability, and efficiency—featuring cold saws, band saws, and cutting lines. Trusted by fabricators worldwide.
The new Nargesa MS20 Laser Welder delivers 2,000W precision, speed, and clean welds with 4.0 technology. Pre-order now to secure this advanced fabrication solution.
The new Nargesa MP3160CNC Press Brake delivers 180 tons of bending power with advanced CNC 4.0 technology and 122” length capacity. Order now to secure yours.
The new Siegmund 6’x12’ Imperial Welding Table is the largest in the Imperial line, delivering unmatched strength, flatness, and workspace for demanding projects.