
CNC Machining Services
Need an expert rapid prototyping service? We bridge design to production. Request an instant quote with free engineering analysis for precision parts within one day.
- Rapid CNC Machining
- Online instant pricing & Free DFM
- Instant quote within 24 hours
- Tight tolerance controllinto +/- 0.01mm
CNC (Computer Numerical Control) Machining is a manufacturing process in which pre-programmed computer software dictates the movement of factory tools and machinery. It’s used to control complex machines that perform a variety of functions, such as drilling, turning, milling, and routing. CNC machining allows for precise and repeatable production of parts by controlling the movement of machines along multiple axes to cut or shape materials to exact specifications.
What is CNC Machining?
We offer reliable Precision CNC Machining backed by advanced technology, along with Custom CNC Machining, Rapid CNC Machining, and Fast CNC Machining to meet tight deadlines and specific requirements. Our Online CNC Machining Services ensure easy access, quick quotes, and seamless production from prototype to final part.

Online CNC Machining Services for Custom Parts
3-Axis CNC Milling
Ideal for straightforward designs, our 3-axis milling ensures accurate cuts and smooth finishes. It is the perfect solution for manufacturing flat parts, profiles, and drilled holes with maximum efficiency.
4-Axis CNC Milling
By incorporating rotational capability, our 4-axis milling services tackle complex geometries. This method is perfect for cylindrical parts requiring continuous machining on the sides.
5-Sided Machining
Streamline your workflow with 5-sided CNC machining. By enabling multi-sided processing in one setup, we boost manufacturing efficiency and precision for large, complex components.
CNC Turning
We deliver superior CNC turning services for rotationally symmetrical parts. This process guarantees tight tolerances and high-quality finishes for cylindrical components across all major industries.
Tolerances for CNC Milling
Sureton prioritizes machining accuracy through our advanced CNC milling tolerance standards. We focus on delivering precise measurements and tight tolerances, guaranteeing our clients receive consistent, high-quality parts tailored to their specific industrial requirements.
| 3-Axis | 4-Axis | 5-Sided | Maximum Part Size | 2000*1000*500mm | 1000*500*500mm | 1000*500*500mm |
|---|---|---|---|
| Minimum Part Size | 5*5*5mm | 5*5*5mm | 5*5*5mm |
| General Tolerances | ±0.01mm | ±0.05mm | ±0.05mm |
CNC Machining Network
Sureton operates a state-of-the-art CNC facility with 50+ machines, featuring 3-axis, 4-axis, and 5-axis CNC equipment. We specialize in high-precision machining, maintaining tolerances of 0.01–0.03mm and surface roughness of Ra0.3–1.6μm. Complemented by grinders and Wire EDM, we handle complex precision parts.
Our automated production lines boost efficiency, ensuring accuracy for high-volume orders and rapid delivery. Leveraging 30 years of experience, we provide premier CNC processing services for automotive, aerospace, and medical applications.

Different Types of CNC
CNC Milling Services
Sureton CNC milling services utilize computer-guided cutters to shape materials with extreme precision. This process is ideal for producing complex designs with tight tolerances, making it vital for aerospace, automotive, and medical manufacturing. CNC milling guarantees superior consistency, allowing manufacturers to deliver high-quality components with maximum production efficiency and reduced waste.

CNC Turning Services
Sureton CNC turning services specialize in crafting cylindrical components by rotating workpieces against precision cutters. This process is perfect for producing shafts, rings, and round parts with tight tolerances and smooth finishes. Highly efficient for both simple and complex designs, CNC turning allows for rapid, scalable production. We supply high-quality, accurate turned parts to demanding sectors, including the automotive, aerospace, and medical industries.

Materials

Aluminum Alloy
Aluminum die casting delivers lightweight, corrosion-resistant components with superior thermal conductivity. Highly recyclable and durable, these high-performance parts are the ideal choice for diverse industrial and automotive applications.
Aluminum ADC12, ADC6, A360, A380, 6061, 7075, etc.

Zinc Alloy
Zinc die casting offers superior flowability, enabling intricate designs with tight tolerances and thin walls. This material combines high precision and natural corrosion resistance with cost-effective production, making it ideal for complex, high-volume components.
Zinc Zamak 3, Zamak 5, Zamak 2, ZA8

Steel and Others
Steel CNC Machining delivers unmatched strength and wear resistance for high-load applications. Combining exceptional durability with precise heat treatability, our custom machined steel parts are the ideal choice for critical, high-performance industrial components.
Alloy Steels (4140/4340), Stainless Steels (303/304), Carbon Steels, Titanium Alloys, etc.
One-stop Processes
Mold Manufacturing

High-accuracy aluminum and zinc alloy parts produced with state-of-the-art die casting machines ensuring precision and durability….
Die Casting

With machines from 88T to 800T, we produce high-accuracy aluminum and zinc alloy parts catering to diverse industrial needs…
CNC Machining

Over 50 CNC machines, including 3-axis, 4-axis, and 5-axis, deliver precise and efficient machining for complex geometries….
Surface Treatment

Specialized surface treatments enhance corrosion resistance and improve coating adhesion for long-lasting performance…
Chemical Pretreatment

Specialized surface treatments enhance corrosion resistance and improve coating adhesion…
Quality Inspection

Strict quality checks ensure compliance with ISO 9001 and IATF 16949 standards, utilizing advanced CMM measuring equipment…
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FAQ
Our CNC machining tolerance can reach ±0.01mm, and we offer higher precision customization based on customer requirements.
We can machine a variety of materials, including aluminum alloys, zinc alloys, stainless steel, copper, and plastics, catering to different industry needs.
We offer a variety of machining processes, including turning, milling, drilling, tapping, and boring, with support for 3-axis, 4-axis, and 5-axis machining.
We use high-speed cutting, precision tools, and coolant control to ensure a surface roughness of Ra 0.8 or lower.
Yes, we accept orders from small to large batches and offer flexible production schedules.
We minimize thermal deformation and enhance dimensional stability by optimizing cutting parameters, using coolants, and refining machining paths.
Yes, our machining processes comply with the ISO 9001:2015 quality management system to ensure consistent product quality.
We provide comprehensive quality inspection reports, including dimensional measurements, surface roughness analysis, and material composition testing.
Yes, our 5-axis CNC machining capabilities allow precise control of complex 3D surfaces, making it suitable for aerospace, automotive, and other industries.
