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20 Years of Excellence in Precision CNC Machining

One-stop service for custom precision parts manufacturing — from rapid prototyping to high-volume production. Trusted by global clients for unmatched quality, tight tolerances, and fast turnaround.

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Your Reliable Partner in Precision Manufacturing

Hansheng Automation (Dongguan) Co., Ltd., operating as HansPrecision.com, has over two decades of experience in CNC machining and precision parts manufacturing. We specialize in high-complexity components with tight tolerances, serving industries from robotics and automation to medical devices and aerospace.

With a strong engineering team, advanced 4th and 5th axis CNC machines, EDM, grinding centers, and strict quality control protocols, we deliver consistent, high-precision results — whether for prototypes or mass production.

20+
Years Experience
50+
Global Clients
98.7%
On-Time Delivery
ISO 9001
Certified
CNC Machining Center

Our Core Capabilities

From concept to completion, we offer a full suite of precision machining and finishing services to meet your most demanding engineering requirements.

5-Axis CNC Machining

High-precision 4th and 5th axis machining for complex geometries, organic shapes, and tight-tolerance components. Ideal for aerospace, medical, and automation parts.

Gear & Reducer Machining

Precision gear forming, sun gears, harmonic flexsplines, circular splines, and planetary reducer components with strict tooth profile accuracy.

Shaft Grinding & Finishing

Internal and external circular grinding for shafts, spindles, and precision rods. Achieve ultra-smooth surfaces and micron-level roundness.

Featured Products

Explore our range of custom-machined precision components, designed for performance, durability, and exacting specifications.

Custom Aluminum Alloy Electric Guitar Pedal Knobs

Custom Guitar Pedal Knobs

Model: HS-46

CNC-machined aluminum alloy knobs for musical instruments. High polish finish, custom engraving available.

CNC Machining Shop OEM Design Electric Guitar Bridge

Electric Guitar Bridge

Model: HS-44

OEM-designed bridge with precision milling. Durable stainless steel or aluminum options.

Custom High-Quality Stainless Steel Aluminum Metal Ultraprecision Machining

Ultraprecision Metal Parts

Model: HS-38

Custom stainless steel & aluminum components with tight tolerances. Ideal for medical and automation.

Harmonic Circular Spline

Harmonic Circular Spline

Model: HS-82

Precision gear component for harmonic drives. High durability and exact tooth profile.

Sun Gear for Planetary Reducer

Sun Gear for Planetary Reducer

Model: HS-81

High-strength alloy steel sun gear with precision hobbing. Used in robotics and industrial gearboxes.

Harmonic Flexspline

Harmonic Flexspline

Model: HS-69

Flexible spline for harmonic drive systems. CNC-turned and ground for maximum fatigue resistance.

4 Axis CNC Milling Mechanical Parts

4-Axis CNC Milling Parts

Model: HS-32

Custom mechanical parts in steel, brass, or aluminum 6061/7075. Ideal for automation and robotics.

Medical Parts Machining

Medical Precision Components

Custom Models

ISO-compliant machining for surgical tools, implants, and diagnostic equipment. Stainless & titanium.

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Precision Gear Manufacturing

Why Choose Us?

  • Fast Response & Short Lead Time

    Quick quoting and rapid prototyping — as fast as 3-5 days for samples.

  • Strict Quality Assurance

    Advanced testing equipment and 100% inspection procedures ensure defect-free delivery.

  • Strong Engineering Support

    Dedicated team for design review, DFM, and technical consultation.

  • One-Stop Manufacturing

    From CNC machining to grinding, EDM, and surface finishing — all under one roof.

Frequently Asked Questions

What file formats do you accept for custom machining?

We accept 2D drawings in PDF or DXF format, and 3D models in STEP, IGS, PRT, and other common CAD formats.

What materials can you machine?

We work with aluminum (6061, 7075), stainless steel, brass, carbon steel, titanium, and various engineering plastics.

Do you offer small batch production?

Yes, we specialize in both prototyping and small to medium batch production with competitive pricing.

What is your typical lead time?

Sample lead time is 5–7 days, and mass production typically takes 15–25 days depending on complexity.

Are you ISO certified?

Yes, we are ISO 9001 certified with strict quality control and inspection processes.

Get in Touch

Ready to start your project? Contact us for a fast quote and expert support.

Contact Information

Email: [email protected]

Phone: +86 769 82339002

Mobile/WhatsApp: +86 185 8843 3085

Address: No.1, Lane 1, Xicheng Road, Zhangmutou Town, Dongguan, Guangdong Province, 523625, China

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