High precision machining components from a leading company specializing in low-volume production.
High precision machining components from a leading company specializing in low-volume production.
Our Services | CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding. |
Materials Available | Aluminum: 2000 series, 6000 series, 7075, 5052, etc. |
Stainless Steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc. | |
Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc. | |
Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper. | |
Titanium: Grade F1-F5. | |
Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc. | |
Surface Treatment | Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
Tolerance | ±0.002 ~ ±0.005mm |
Surface Roughness | Min Ra 0.1~3.2 |
Hongsinn specializes in producing precision mechanical parts to specifications with extremely high accuracy. We employ 20 technicians working on state-of-the-art CNC precision lathes in Switzerland, conducting medium to large-scale production around the clock. Our products can be as small as 0.1 mm in size and as precise as 1 µm, ensuring consistent and high-precision parts.
Hongsinn has a dedicated, state-of-the-art measuring room equipped with certified measuring equipment and a standardized quality management system. Supported by statistical measurement data, we can guarantee the dimensional consistency of the parts we produce. This rigorous quality control allows us to stand out in a highly competitive market.
Our clients are primarily active in the medical, defense, aerospace, automotive, and industrial sectors. Each industry has specific needs and quality requirements, which Hongsinn seamlessly meets. For example, Hongsinn is already ISO 9001 certified and plans to achieve ISO 13485 certification in 2021 to further enhance our quality management system.
Despite involving a variety of operations such as machining, hardening, polishing, EDM, and finishing, Hongsinn is able to provide all of these operations within specified specifications. Through rigorous management agreements and processes, we ensure 100% operational capability and functionality, consistently providing our clients with high-quality products and services.



What is High-Precision Machining?
In today's fast-paced manufacturing environment, precision is paramount. For many industries, custom precision machining is a key component of their operations. At Hongsinn, our custom machining services boast over a century of experience, enabling us to work within the tightest tolerances and ensuring our custom parts and assemblies meet our clients' needs.
High-precision machining takes this fundamental process to a new level, aiming to achieve tighter tolerances and higher output accuracy. By achieving greater precision, parts and assemblies can perform better, have a longer lifespan, and facilitate more efficient and cost-effective production processes.
This machining approach plays a crucial role in numerous industries, including medical and transportation, because it enables the production of precise and fully functional parts. High-precision machining not only improves product quality but also brings numerous benefits such as reduced scrap rates, increased production efficiency, and enhanced product reliability.