Chiggo is equipped with high-quality milling tools and supports 3-axis, 4-axis, and 5-axis milling capabilities, allowing us to swiftly and precisely bring your designs to life. We offer instant pricing, free DFM (Design for Manufacturability) feedback, and on-demand manufacturing for your custom CNC milled parts, no matter your industry.
In 3-axis milling, the rotating tool can translate relative to the part on X, Y, and Z axes. This process meets precision while offering affordability, and is perfectly suited for machining parts with planar geometries or simple curves.
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This process introduces an additional rotational axis(usually the A-axis）, allowing for relatively complex geometries and is suited for parts that require machining on multiple sides without repositioning.
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A 5-axis milling machine adds two rotational axes (usually the A-axis and B-axis) to the three linear axes (X, Y, Z), enabling the machining of highly complex 3D shapes with extreme precision and efficiency.
Learn MoreHere's a small selection of the CNC milled prototypes and end-use parts we've produced for our customers.
Choosing Chiggo means you will get the promise of impeccable quality, adherence to timely delivery, and the support of seasoned professionals.
Competitive Pricing
Fast Lead Time
High-Quality Milled Parts
24/7 Engineering Support
CNC milling can be applied to virtually any material. At Chiggo, we have a standard selection of raw materials, offering a wide variety of options for milling. This empowers you with optimal choices for your unique projects, thereby boosting your product's quality and performance.
Aluminum is a top choice for durable and lightweight machined components due to its high strength-to-weight ratio and corrosion resistance.
With high strength, remarkable resistance to corrosion, excellent toughness, and ease of processing, stainless steel is a versatile material used in various applications.
A type of carbon steel with relatively low carbon content, possessing good plasticity, weld ability, and higher toughness. It is widely used in construction structures and automotive manufacturing.
Besides carbon, it contains other alloying elements such as manganese, nickel, and chromium, which endow it with enhanced hardness, strength, corrosion resistance, toughness, and heat resistance.
A specially hardened and heat-treated alloy steel, known for its high hardness, wear resistance, and ability to maintain a cutting edge, mainly used for making industrial tools.
Widely appreciated for its golden appearance, excellent electrical and thermal conductivity, and mechanical properties, it is frequently used in electrical components and decorative items.
A soft, ductile metal with very high electrical and thermal conductivity, distinguished by its unique reddish-brown color, and significantly used in the electrical and electronics industry.
Composed mainly of copper and tin, bronze exhibits good wear resistance and corrosion resistance, making it an ideal material for bearings and artistic sculptures.
Known for its high strength, low density, excellent corrosion resistance, and biocompatibility, it has a wide range of applications.
The lightest structural metal, featuring a high strength-to-weight ratio, good machinability, and excellent vibration damping characteristics, making it an ideal choice for lightweight structures.
Noted for its excellent corrosion resistance, electrical conductivity, and malleability, it is often used as a protective coating to shield iron and steel from rusting.
A high-performance alloy primarily composed of nickel, chromium, and iron, noted for its excellent strength and corrosion resistance, performing exceptionally well in extreme environments. It is commonly used in aerospace, chemical, and power generation industries.
A special alloy with an extremely low coefficient of thermal expansion, invaluable in precision instruments and other applications requiring dimensional stability.
Aluminum is a top choice for durable and lightweight machined components due to its high strength-to-weight ratio and corrosion resistance.
An engineering thermoplastic with high strength, wear resistance, chemical and dimensional stability. Ideal for applications requiring robust plastic parts.
An engineering thermoplastic with notable wear resistance, high strength, and good chemical stability.
A widely-used thermoplastic with impressive impact resistance, high toughness, and is easy to process.Widely used for various consumer and industrial products.
A high-performance engineering thermoplastic with excellent thermal, mechanical, and chemical properties. Relatively expensive and suitable for highly demanding applications.
Offer non-stick, high-temperature resistance and low friction characteristics. Ideal in applications needing stability under high temperatures and chemicals.
A thermoplastic with exceptional impact strength and high transparency, but has limited UV resistance.
A thermoplastic with high strength-to-weight ratio, good impact strength, and excellent resistance to weather conditions.
A widely-used plastic with chemical resistance, durability against weather, and easy machinability.
A transparent, strong, and versatile plastic, often selected for applications where transparency or resistance to weather is important.
Popular for its low cost, light weight, and chemical stability.
A high-pressure fiberglass laminate, used in making high-strength, wear-resistant, and insulating components for demanding engineering applications.
Offer excellent thermal, mechanical, and chemical properties. Relatively expensive, primarily used in high-performance applications.
A high-quality, general-purpose plastic with high density, chemical and wear resistance, and good electrical insulation.
A high-performance engineering plastic, used in applications that require stability under high temperatures, chemical resistance, and strong mechanical properties.
For materials not shown here, please contact us.
While milling achieves high precision, it can leave behind tool marks. Opting for our high-quality surface finishing can effectively remove these imperfections, significantly improving the visual appeal of the components. Furthermore, these finishes may provide enhanced durability and additional resistance for your CNC milled parts.
| Name | Applicable Materials | Color | Surface Feature | Tolerances | |
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As-machined | Metals, Plastics | — | Tool marks visible | Tolerances are not affected |
 | Bead blasting | Metals, Plastics | — | Uniform, matte, or satin | Typically not affected except for specific features |
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Polishing | Metals | — | Smooth and often reflective | Met after polishing |
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Brushing | Metals | — | Unidirectional satin | Met after brushing |
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Powder coating | Primarily metals such as Steel, Stainless steel, Aluminum, Brass, and Copper | Custom | Smooth, matte to high gloss texture | Met after powder coating |
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Painting | Metals, Plastics | Custom | Smooth to textured for anti-slip or aesthetic properties | Met after painting |
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| Chromate conversion coating | Aluminum | Clear, gold, olive drab, black | Slight roughness or maintain the pre-treatment texture | Met after coating |
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Black oxide | Stainless steel, Alloy steel, Tool steel, Mild steel,Copper | Black | Maintains the original surface texture with a matte black finish | Met after black oxide |
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Electroless nickel plating | Metals, Plastics | Silvery | Smooth with uniform thickness | Met after electroless nickel plating |
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Electroplating | Primarily for metallic substrates | Characteristic color depending on plating metals | Smooth to textured | Met after electropolishing |
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Anodizing type II | Aluminum | Clear, black, blue, red, gold or any RAL code or Pantone number | Changes are minimal, remains very close to the pre-anodized texture | Met after anodizing |
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Anodized type III | Aluminum | Nature, dark grey , black or other colors | Smooth to textured | Met after anodizing |
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Passivation | Stainless steel and other corrosion-resistant alloys | — | Maintains the original surface texture | Met after passivation |
The details provided here are typical characteristics of these surface finishing processes. However, actual tolerances and results may vary based on the specific procedures, equipment used, and material conditions. For custom surface finishes, please contact Chiggo.
At Chiggo, we're equipped to produce milled parts that meet your specific tolerance requirements, even tight tolerances down to ±0.01mm. If these are not detailed in your drawings, we will follow the ISO 2768 standards for both machined plastic and metal parts. Moreover, we will recommend the most appropriate tolerances for your particular application, optimizing cost for the desired quality.
| Overall Dimension Range(mm) | F(Fine) | M(Medium) | C(Coarse) | V(Very Coarse) |
| 0.5*-3 | ±0.05 | ±0.1 | ±0.2 | - |
| >3-6 | ±0.05 | ±0.1 | ±0.2 | ±0.5 |
| 0.5*-3 | ±0.05 | ±0.1 | ±0.2 | - |
| 0.5*-3 | ±0.05 | ±0.1 | ±0.2 | - |
| >3-6 | ±0.05 | ±0.1 | ±0.2 | ±0.5 |
| 0.5*-3 | ±0.05 | ±0.1 | ±0.2 | - |
| >3-6 | ±0.05 | ±0.1 | ±0.2 | ±0.5 |
Please clearly indicate tolerances for nominal sizes below 0.5mm on your technical drawing.
Speed of production, vast material options, and precise tolerances have made CNC milling a favored technology for on-demand manufacturing parts. We have been supplying CNC milled parts to various industries, including but not limited to the following.
Precision-engineered automotive parts such as gears, shafts, engine components, and transmission systems.
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Surgical instruments, orthopedic implants, dental implants crafted from stainless steel, titanium, and medical-grade plastics.
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High-precision turbine blades, aircraft engine components, and structural elements made from exotic materials like titanium and Inconel.
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Heatsinks, connectors, and custom enclosures with tight tolerances and fine finishes.
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Components like gears, shafts, and custom machine parts that require high strength and exact tolerances.
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