Unlock Precision with RALLY's Custom Machining Parts

At RALLY, experience a harmonious blend of state-of-the-art technology and skilled craftsmanship. Our services span from CNC machining to final quality control, ensuring every custom machined part aligns with your unique specifications.

Custom Metal Parts

RALLY: Transforming Visions with Custom Machining Services

At RALLY, you're not just another client, you're a partner. Our two standout services - Precision CNC Machining and Advanced Material Selection - are tailored to bring your unique visions to life. With Precision CNC Machining, your designs gain an unparalleled level of accuracy, ensuring each part fits flawlessly into your bigger picture. Meanwhile, our Advanced Material Selection guarantees you choose from the highest quality options, suitable for your project's specific needs. We go beyond the ordinary to provide you with custom machining parts that are not just pieces of metal, but a testament to our commitment to you. Step into a world where exceptional quality, unmatched precision, and your satisfaction are paramount. Start your journey with RALLY today.

Unleashing Possibilities, Redefining Precision

At RALLY, we provide an array of capabilities that extend beyond just manufacturing custom machining parts. Our expertise spans across Rapid Prototyping, Large Scale Production, and Quality Assurance. With Rapid Prototyping, your concept takes shape quicker than ever before. Our Large Scale Production capability ensures your project scales seamlessly, maintaining impeccable standards throughout. Quality Assurance isn’t just an afterthought, it’s an integral part of every process, making certain your custom parts stand up to the highest scrutiny.

CNC Machining Companies China

Rally’s Service Capabilities:

CNC Machining Companies China
End-to-End Production Process

RALLY excels in creating high-precision custom CNC parts tailored to your project's specific needs. With the latest CNC technologies at our disposal, we provide a seamless, end-to-end production process, ensuring every CNC part we deliver meets stringent quality standards and your specific design requirements.

Material CNC Machining
Wide Material Selection

We understand the crucial role materials play in the functionality of your custom CNC parts. Therefore, RALLY offers a broad selection of materials, including various metals and plastics, to meet your project's unique requirements. Our versatility in material selection ensures your CNC parts will exhibit the exact performance characteristics you need.

CNC drilling stainless steel machining service
Scalable Manufacturing Solutions

RALLY's manufacturing solutions are designed to scale according to your needs. Whether you require small batch runs or mass production, our advanced CNC machinery and skilled team can deliver high-quality custom CNC parts on time, maintaining a consistent level of precision across all parts.

Custom Metal Parts
Expert Design Consultation

A successful CNC machining project begins with an optimally designed part. At RALLY, we offer expert design consultation to ensure your custom CNC parts are perfectly suited for efficient machining. Our design feedback and improvement suggestions guarantee a seamless transition from design to production.

Rapid Prototyping Services
Rapid Prototyping Services

Speed is of the essence when it comes to validating your designs. RALLY offers rapid prototyping services, enabling quick turnaround times from design to tangible custom CNC parts. This process allows for immediate design verification before moving into full-scale production.

Meta material for CNC Milling parts
Post-Production Enhancements

The production of custom CNC parts doesn't end when they come off the machine. RALLY offers comprehensive post-production services, including heat treatment, painting, and more, to enhance the durability, functionality, and aesthetics of your CNC parts. With us, you receive a finished product that's ready for immediate use.

  • Kickstart Your CNC Parts Project!

    Submit your 2D or 3D files. Reach out to us today for an immediate quote!

Our CNC Parts Display

Explore RALLY's impressive array of meticulously crafted custom machining parts, each a testament to precision and quality.

Machining Aluminum Camera case
Blue anodizing aluminum base
Custom Metal Parts
CNC Bike Stem-Custom Bicycle Parts
Machined Aluminum Parts Aluminum 6061 quick release plate
Aluminum Load Body-Custom Metal Parts
Aluminum Mower Spindle-CNC Machining Service
Aluminum electronic enclosure - CNC Machining Service

Get Started with RALLY: Your Custom Machining Solution

Why Choose Us?

Your projects require precision, quality, and dependable service. At RALLY, we go beyond providing these essentials, aiming to surpass your expectations every step of the way.

Superior Expertise

Our team of seasoned professionals are leaders in the industry, bringing in-depth knowledge and vast experience to your projects.


Our efficient processes and dedicated team ensure your project stays on schedule.

Cutting-Edge Technologies

Utilizing advanced equipment and software, we ensure unparalleled precision and efficiency.

Robust Client Support

We believe in partnerships. Our customer service is always ready to assist you at every project stage.

Uncompromising Quality

We set rigorous standards in every process, ensuring your custom parts always meet exact specifications.

Tailored Solutions

Your project is unique. We provide customized solutions that match your specific needs.

Connect with RALLY Today

Kickstart your project with high-quality custom machined parts from RALLY. Contact us now!

A Pledge of Unwavering Quality

With RALLY, you unlock an enduring commitment to quality that transcends the ordinary. Every custom machining part is the result of meticulous processes, stringent standards, and a relentless pursuit of excellence. A keen eye for detail, coupled with cutting-edge technology, ensures your designs are transformed into tangible parts with precision.

quality control standards

Quality at RALLY is a proactive pursuit rather than a reactive measure. It's a promise that starts from understanding your project's unique needs to delivering custom machining parts that exceed your expectations. This commitment guarantees that each part you receive is not just built to fit, but to last, enhancing the longevity and performance of your larger project. It's more than a part; it's a symbol of our dedication to your success.

Quality Inspection 2

Frequently Asked Questions

To get a quote from RALLY, simply fill out the contact form and provide details of your project, including quantities, materials and specifications. You can also email us directly at [sales@rallyprecision.com] and we will provide a detailed quote promptly.

Yes, at RALLY, we have the capabilities to produce complex and precision parts. Our skilled team and advanced CNC machining technology allow us to handle intricate designs with precision. Whether your project requires intricate geometries, tight tolerances, or intricate features, we are well-equipped to deliver exceptional results.

Absolutely! We understand the importance of confidentiality and protecting your intellectual property. At RALLY, we are more than willing to sign a non-disclosure agreement (NDA) to ensure the confidentiality of your project. We prioritize maintaining the privacy and security of your information and ideas.

Yes, we can provide test reports for your small batch CNC machining projects. We have a robust quality control process in place, which includes conducting various tests and inspections. These tests can be documented in detailed test reports to provide you with transparency and assurance of the quality of our work.

Yes, at RALLY, we understand the importance of sample evaluation before mass production. We offer the option to provide samples for your approval and testing. Please reach out to us with your project requirements, and we will work with you to discuss the feasibility and process for obtaining samples prior to full-scale production.

What Our Happy Clients Say

Since partnering with RALLY for our custom machining parts needs, we've seen a significant improvement in our production process. Their attention to detail and commitment to quality are truly commendable.

Alexandra Thompson

Engineering Manager

RALLY has consistently provided us with precision-crafted custom parts that always meet our unique specifications. Their focus on customer satisfaction, punctuality, and quality is truly unmatched.

James Rodriguez

Chief Engineer

Instant Quote

Get An Accurate Quote For Your Projects. Send your 2D/3D drawings via email or online form.

  • Step 1. Upload Files
  • Step 2. Quote & Design Analysis
  • Step 3. Provide Samples
  • Step 4. Order Confirmation
  • Step 5. Delivery Goods

You will get an accurate quote within 24 hours!

Click or drag files to this area to upload. You can upload up to 6 files.

Custom Machining Parts - The Ultimate Guide to FAQs

Discover all you need to know about custom machining parts in our comprehensive FAQ guide. Get answers to your questions and delve into the world of precision engineering with RALLY

What types of parts can be created through custom machining?

Custom machining provides the flexibility to create an extensive array of parts for various industries. Here are some types of parts that can be produced:

  1. Precision Components: Custom machining can fabricate parts that require precise dimensions, which is particularly important in industries like aerospace, medical, and automotive. These could be components for engines, turbines, medical devices, etc.

  2. Gears and Sprockets: Different types of gears, including helical, spur, bevel, and worm gears, can be machined. Sprockets, used in machinery for motion transfer, can also be custom machined.

  3. Shafts: These are integral components in many mechanical systems, including motors, engines, and gearboxes. Custom machining can create shafts of various sizes, materials, and shapes.

  4. Enclosures: Custom machining can create enclosures for electronics, machinery, etc., to provide protection from environmental conditions and allow for efficient cooling.

  5. Flanges and Connectors: These parts are commonly used in the plumbing, oil and gas, and aerospace industries. They can be machined to fit perfectly and withstand high pressures.

  6. Molds and Dies: Custom machining can fabricate molds and dies used for casting and forming metal, plastic, and other materials.

  7. Tooling and Fixtures: These are used to hold, guide, and position the workpiece during manufacturing operations. Custom machining can create tooling and fixtures tailored to specific manufacturing processes.

  8. Custom Hardware: This includes custom screws, nuts, bolts, washers, brackets, and other fasteners which can be machined to specific sizes, shapes, and thread patterns.

  9. Prototypes: Custom machining is also widely used for creating prototypes to verify design and functionality before mass production.

It's important to note that the types of parts that can be created are virtually limitless, thanks to the versatility of custom machining. The method chosen (milling, turning, drilling, etc.) and the material used (metal, plastic, ceramics, etc.) will largely depend on the part's intended function, the industry standards, and the cost-effectiveness of production.

CNC Machining services - Custom CNC Bicycle Parts

How are custom CNC parts made?

Custom CNC parts are created using Computer Numerical Control (CNC) machines, a process involving several key steps:

  1. Design: The process begins with a CAD (Computer-Aided Design) model or 2D drawing that outlines the specifications of the desired part. The design is typically made by a designer or engineer.

  2. Conversion to CNC Program: The CAD model is then converted into a CNC program, also known as G-code. This code instructs the CNC machine on how to manufacture the part, detailing aspects like coordinates, speed of operation, and tooling details.

  3. Machine Setup: The CNC machine is set up with the correct tools and materials for the job. The machine's tools might include drills, lathes, or mills, and the materials can range from metals to plastics, depending on the part's requirements.

  4. Machining: The CNC machine, guided by the G-code, automatically cuts and shapes the material into the desired form with high precision and consistency. The automated nature of the process allows for a high degree of accuracy, even for complex geometries.

  5. Quality Check and Finishing: Once the part is machined, it undergoes a quality inspection to ensure it meets the design specifications. After passing inspection, it may undergo additional finishing processes like deburring, polishing, or painting, depending on the part's intended use.

This streamlined process allows for the efficient and accurate production of custom CNC parts tailored to specific project needs.

How does custom machining technology work?

Custom machining technology is a process where raw material is transformed into custom-made parts by removing excess material using various cutting tools. The process is primarily guided by Computer Numerical Control (CNC) technology. Here's a step-by-step overview of how the process works:

  1. Designing the Part: The first step in custom machining involves creating a detailed 3D design of the part using Computer-Aided Design (CAD) software. This design acts as the blueprint for the machining process.

  2. Converting the Design to a Machine Language: The CAD file is then converted into a Computer-Aided Manufacturing (CAM) file. The CAM software translates the design into a language called G-Code, which the CNC machine can understand.

  3. Setting Up the Machine: Before the machining process begins, the appropriate cutting tools and raw material block are installed on the machine. The machine is then calibrated and the origin or starting point of the material (also known as the work offset) is set.

  4. Machining Process: The CNC machine follows the G-Code instructions to remove material from the workpiece. This is done through various methods such as milling (removing material using a rotating tool), turning (rotating the workpiece against a cutting tool), or drilling (creating holes with a rotating cutting tool).

  5. Inspection and Finishing: Once the part has been machined, it is inspected to ensure it matches the original design specifications. Additional finishing processes like sanding, polishing, or coating may be applied to achieve the desired appearance and functionality.

  6. Quality Control: Each part goes through a rigorous quality control process. Measurements are taken and compared against the original design specifications to ensure precision and accuracy.

It's important to note that while CNC machining is the most commonly used technology for custom machining, other technologies such as electrical discharge machining (EDM), laser cutting, or water jet cutting may be used, depending on the nature of the custom part being created.

Custom machining technology offers a high degree of precision and efficiency, allowing for the creation of complex parts that meet specific requirements. It's a versatile process used in a wide variety of industries, from automotive and aerospace to electronics and medical devices.

What materials are commonly used in custom machining parts?

Custom machining can work with a diverse range of materials depending on the desired characteristics, application, and cost-effectiveness. Here are some of the most commonly used materials in custom machining parts:

  1. Metals:

    • Aluminum: Aluminum is widely used due to its lightweight, excellent machinability, good thermal and electrical conductivity, and resistance to corrosion. It's often used in aerospace, automotive, and consumer electronics industries.

    • Stainless Steel: Stainless steel is chosen for its strength, resistance to corrosion and high temperatures. It's commonly used in medical devices, food processing equipment, and automotive parts.

    • Brass: Brass is an alloy of copper and zinc known for its easy machinability, corrosion resistance, and good electrical conductivity. It's often used for gears, valves, and fittings.

    • Titanium: Titanium offers high strength-to-weight ratio, excellent corrosion resistance, and good biocompatibility. It's commonly used in aerospace, medical, and automotive industries.

  2. Plastics:

    • Polyethylene (PE): This plastic is lightweight, impact-resistant, and has a low coefficient of friction. It's used for gears, bearings, and cutting boards.

    • Polyvinyl Chloride (PVC): PVC is a versatile plastic with good chemical resistance, high hardness, and excellent flame resistance. It's often used in pipes, valves, and insulation.

    • Polycarbonate (PC): PC is known for its high impact resistance, transparency, and ability to withstand high temperatures. It's used in lenses, protective gear, and automotive components.

  3. Other Materials:

    • Ceramics: Advanced ceramics like alumina and silicon carbide are used for their hardness, wear resistance, and high-temperature stability. They're commonly used in medical implants, cutting tools, and aerospace components.

    • Composites: Composites like carbon fiber-reinforced plastics (CFRP) are chosen for their high strength-to-weight ratio and corrosion resistance. They're often used in aerospace, automotive, and sports equipment.

Each material has unique properties that make it more suitable for certain applications over others. The choice of material will depend on the part's intended use, the operating environment, industry-specific requirements, and budget constraints.

How to choose a reliable custom machining service?

Choosing a reliable custom machining service requires careful consideration of various factors. Here are some tips to help you select a dependable provider:

  1. Experience and Expertise: Consider the years of experience and the area of specialization of the machining service. Services with a long track record usually have more expertise and a solid reputation in the industry.

  2. Technology and Equipment: Check if the service provider uses advanced machinery and technology. A service that uses the latest CNC machines, CAD/CAM software, and other high-tech tools can usually provide more precise, efficient, and diverse machining solutions.

  3. Quality Assurance: The machining service should have stringent quality control measures in place. Check for their certifications like ISO 9001, AS9100, or other industry-specific quality standards. Ask about their inspection methods and if they use tools like coordinate measuring machines (CMM) for part verification.

  4. Material Selection: Make sure the service provider can work with the materials you need for your project. Whether it's specific metals, plastics, ceramics, or composites, the service should be equipped to handle them.

  5. Production Capabilities: Check whether the service can handle your production volume, whether it's a single prototype, small batch production, or large-scale manufacturing.

  6. Turnaround Time: Reliable services should be able to deliver orders on time. Check their average lead times and if they can expedite orders when necessary.

  7. Customer Service: Good customer service is critical. Look for a machining service that is responsive, open to communication, willing to answer questions, and provides regular updates about your project.

  8. Cost: While cost should not be the sole deciding factor, it's important to ensure the service provides good value for the money. Consider asking for quotes from different services to compare prices.

One such reliable service is RALLY, renowned for its consistent high-quality custom machining services, advanced equipment, skilled technicians, and strong commitment to customer satisfaction.

Why should I choose RALLY for custom machining services?

Choosing RALLY for custom machining services comes with several advantages that set them apart in the industry. Here are some reasons why RALLY should be your top choice:

  1. Expertise and Experience: RALLY has extensive experience and expertise in the field of custom machining. Their team comprises highly skilled engineers and technicians who can handle a wide range of projects.

  2. State-of-the-Art Technology: RALLY utilizes the latest technology and machinery in their custom machining process. They use advanced CNC machines, CAD/CAM software, and other high-tech tools to deliver high-quality, precision parts.

  3. Wide Range of Materials: RALLY can work with a wide variety of materials, including different types of metals, plastics, ceramics, and composites. This flexibility allows them to cater to diverse industry needs.

  4. Quality Assurance: RALLY has stringent quality control measures in place to ensure the production of high-quality parts. They hold industry-specific certifications and use advanced inspection tools to ensure the accuracy and precision of their parts.

  5. Competitive Pricing: RALLY offers competitive pricing without compromising on the quality of their service. They work to provide a cost-effective solution that aligns with your budget.

  6. Excellent Customer Service: RALLY is known for its excellent customer service. They offer clear communication, regular project updates, and responsive customer support to ensure a smooth and satisfying experience.

  7. Timely Delivery: RALLY understands the importance of on-time delivery and works diligently to meet project deadlines. They also have the capability to expedite orders when necessary.

  8. Scalable Production Capabilities: Whether you need a single prototype, small batch production, or large-scale manufacturing, RALLY can handle your requirements with efficiency and precision.

In conclusion, RALLY's combination of technical expertise, advanced technology, stringent quality control, and excellent customer service makes them a reliable choice for custom machining services.

How does RALLY guarantee the quality of their custom machining parts?

RALLY maintains high-quality standards for their custom machining parts through several means, ensuring that every product meets and often exceeds customer expectations. Here's how RALLY guarantees the quality of their custom machining parts:

metal cnc machining services rally precision

  1. Advanced Technology: RALLY uses state-of-the-art machinery and software for machining parts, including CNC machines and CAD/CAM software, which allow for high precision and consistent results.

  2. Experienced Technicians: RALLY's team comprises highly skilled and experienced technicians who adhere to the strictest industry standards while operating the machinery and carrying out the machining process.

  3. Stringent Quality Control: RALLY employs rigorous quality control measures at every stage of the production process. They use advanced tools like Coordinate Measuring Machines (CMM) and various gauges to inspect the parts and ensure they align perfectly with the original design specifications.

  4. Material Inspection: Before the machining process begins, RALLY inspects the raw materials to ensure they meet the necessary quality standards. This guarantees the final product will have the required physical properties and durability.

  5. Industry Certifications: RALLY holds various industry-specific certifications that confirm their adherence to the highest quality standards. They follow quality management systems like ISO 9001, which are internationally recognized for promoting consistent quality.

  6. Continuous Improvement: RALLY believes in continuous improvement. They regularly review and update their procedures, train their staff, and upgrade their machinery to improve their quality further.

  7. Customer Feedback: RALLY values customer feedback and uses it to refine their processes. They are dedicated to achieving complete customer satisfaction and work proactively to rectify any issues that may arise.

These practices ensure that each part produced by RALLY is of the highest quality, precision, and durability, meeting the specific needs and standards of the customer. By choosing RALLY, you are entrusting your project to a team committed to quality and excellence.

Send Inquiry

Send your 2D/3D drawings via email or online form.

Confirm Order

Receive our quotation and then confirm the order to us.

Start Production

After receiving the order, we will arrange the production ASAP.

Scroll to Top