Technical Data

Precision Machining Parameter Specifications

Our manufacturing capabilities and precision standards for high-tolerance machined components.

 Machining Capabilities

Machining Capabilities

  • Machining ProcessesCNC Milling, CNC Turning, 5-Axis Machining, Drilling, Tapping
  • Max Part SizeUp to 1000 × 800 × 500 mm
  • MaterialsAluminum, Stainless Steel, Carbon Steel, Brass, Copper, Titanium, Tool Steel
  • Surface FinishingAnodizing, Sand Blasting, Powder Coating, Plating, Polishing, Brushing
 Precision & Quality

Precision & Quality

  • Critical Tolerance±0.01 mm for precision machined features
  • General ToleranceBased on material, part size, structure, and drawing requirements
  • Surface QualityMachined, polished, brushed, sand blasted, anodized, or plated finishes available
  • InspectionCMM, optical measurement, and full dimensional reports available
Production & Lead Time

Production & Lead Time

  • Prototype Lead Time 3 – 7 business days
  • Production Lead Time7–15 business days
  • MOQ 1 piece (prototype supported)
  • Production TypePrototype, low-volume, and batch production supporte

     

Technical Requirements

Technical Requirements

  • File FormatsSTEP, IGES, STP, DXF, DWG, PDF, STL
  • Precision FeaturesCritical dimensions, tight-fit holes, slots, threads, and mating surfaces
  • Minimum Feature SizeSubject to material, tool access, depth, and part geometry
  • Engineering SupportDFM review and machining feasibility evaluation available
Note: Specifications are for reference only. Final tolerance, lead time, surface finish, and manufacturability depend on material, part design, quantity, and project requirements.

What We Offer

Precision Machining Capabilities

Delivering tight tolerances, verified quality, and consistent production — supported by advanced equipment and measurable performance standards.

Tight Tolerance Machining Capability ±0.01 mm Precision
Tight Tolerance Machining Capability

Tight Tolerance Machining Capability

We achieve high-precision machining through advanced CNC equipment and strict process control, ensuring accuracy even in complex geometries.

  • Typical tolerance: ±0.01 mm
  • Surface roughness up to Ra 0.8–1.6 μm
  • Suitable for high-precision functional components
  • Multi-axis machining support for complex parts
Advanced Inspection & Quality Assurance Full Inspection
Advanced Inspection & Quality Assurance

Advanced Inspection & Quality Assurance

Every part is verified through a complete inspection system to ensure dimensional accuracy and consistency across production.

  • CMM (Coordinate Measuring Machine) inspection
  • In-process + final inspection workflow
  • Full dimensional reports available
  • ISO 9001-aligned quality control system
Consistent Production & Reliable Delivery Batch Consistency
Consistent Production & Reliable Delivery

Consistent Production & Reliable Delivery

Our controlled production processes ensure stable quality from prototype to mass production, minimizing variation and ensuring reliable delivery.

  • Stable batch quality with controlled processes
  • Repeatable production for long-term orders
  • Fast lead time with scalable capacity
  • Engineering support for manufacturability optimization

Why Precision Machining Wins

Advantages of Precision Machining

Precision machining combines ultra-tight dimensional accuracy, repeatable quality, and adaptability to meet the most demanding engineering and industrial standards.

Machining Axes

Machining Axes

Achieve tolerances as tight as ±0.005 mm with consistent part-to-part repeatability across large production runs.

File Formats

File Formats

Mills virtually any material — aluminum alloys, stainless steel, titanium, hardened steel, copper, and high-performance plastics.

Min Feature Size

Min Feature Size

5-axis simultaneous milling machines undercuts, compound angles, and free-form surfaces without multiple repositioning steps.

MOQ

MOQ

Achieve surface roughness Ra 0.4–3.2 μm with fine-finishing passes, reducing or eliminating secondary polishing operations.

Our Commitment

Why Choose Tongyong Hardware

Guided by “Go Global · Co-Create,” we support global B2B customers with custom metal parts manufacturing — from engineering review and prototyping to quality control and delivery coordination.

Engineering Support

Engineering Support

DFM review, material advice, process planning, and feasibility support based on drawings or samples.

Integrated Manufacturing

Integrated Manufacturing

Machining, forming, casting, tooling, finishing, inspection, packaging, and delivery coordination under one workflow.

OEM & Project Support

OEM & Project Support

Engineering support for product development, OEM sourcing, and repeat production projects, with NDA available.

Prototype to Production

Prototype to Production

Support for samples, low-volume trials, and batch production as projects move toward stable supply.

Quality Control

Quality Control

Material checks, process monitoring, dimensional inspection, surface review, and final packaging checks by project needs.

Global Delivery

Global Delivery

Export packaging and delivery coordination for international B2B projects, with responsive communication throughout the process.

Understanding the Process
60+

60+

CNC & Automated Production Machines

120+

120+

Engineering, Technical & Quality Team Members

500+

500+

Global Customers Served

20+

20+

Years of Manufacturing Experience

Our Process

How We Bring Your Idea to Life

From first inquiry to final delivery — a streamlined, transparent process designed for efficiency.

Inquiry

Send us your drawings, specifications or application requirements.

Analysis

Our engineers evaluate feasibility and suggest optimized solutions.

Quotation

Receive a detailed quote with pricing, lead time and specifications.

Sampling

Prototype samples are produced for testing and confirmation.

Production

Mass production with strict quality control at every stage.

Delivery

Secure packaging, on-time shipment and full after-sales support.

Our Work

Precision Machining Product Cases

A selection of high-tolerance precision machined components across medical, aerospace, electronics, and optical industries.

Understanding the Process

What is Precision Machining?

Precision machining is a broad category of subtractive manufacturing processes that use computer-controlled or manually operated tools to remove material from a workpiece with extremely tight tolerances, often down to ±0.01 mm. It encompasses techniques like CNC milling, turning, grinding, and lapping, tailored to produce parts with exacting dimensional accuracy and surface quality.

This process is essential for manufacturing components where even minor deviations can cause functional failure, such as medical implants, aerospace sensors, and automotive engine parts. Precision machining relies on high-performance machines, specialized cutting tools, and skilled operators, with in-process inspection using coordinate measuring machines (CMMs) to verify accuracy at every stage.

Whether producing a single prototype or high-volume production runs, precision machining ensures consistent quality across every part. It combines advanced technology with meticulous process control, making it a cornerstone of industries that demand reliability, performance, and adherence to strict engineering specifications.

±0.01mm Micro-Precision

±0.01mm Micro-Precision

Min feature size 0.1mm.

CMM Inspection for Critical Dimensions

CMM Inspection for Critical Dimensions

Strict full-quality check.

High-Strength Material Adaptation

High-Strength Material Adaptation

Titanium alloy, Inconel, 316L.

Flexible Small-Batch Service

Flexible Small-Batch Service

1-50 unit prototypes for R&D.

Understanding the Process

Manufacturing Capabilities

More of Our Services

From prototype to mass production — offering extended custom metal part solutions across diverse advanced processes.

Get Started Today

Please Tell Us Your Requirements

Upload your drawings and specifications. Our engineers will review and respond with an engineering review within 24 hours. All inquiries are treated with strict confidentiality.

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