Precision CNC Machining Services

Your best-fit CNC machining partner for on-demand custom parts in metals and plastics. From rapid prototyping to full-scale production with lead times as fast as 1 day.

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  • ISO 9001 Quality Management
  • ISO 13485:2016 Quality Management
  • AS9100D Certified

Comprehensive CNC Solutions for Custom Parts

At DEK, we deliver end-to-end CNC machining for medical, aerospace, automotive, robotics, and semiconductor industries. Combining expert engineering with state-of-the-art technology, we produce high-quality custom parts with no minimum order quantity.

Our ISO 9001 and ISO 13485 certified machine shop features 3-, 4-, and 5-axis CNC milling, turning, EDM, and precision grinding — with tolerances as tight as ±0.005mm and rigorous CMM inspections on every batch.

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  • No MOQ Required

    From 1 piece prototypes to 100K+ production runs

  • Fast Lead Times

    Prototypes in as fast as 1 day, production in 5–10 days

  • 50+ Materials

    Metals, plastics, and specialty alloys in stock

  • 98.6% On-Time

    Reliable delivery with full traceability documentation

CNC Machining
Sub-Services

DEK operates state-of-the-art equipment across six specialized machining disciplines, ensuring flawless execution of your most intricate projects.

Machining Capability & Precision

DEK operates state-of-the-art equipment across six specialized machining disciplines, ensuring flawless execution of your most intricate projects.

Precision Capability
Machining Capacity

Precision Capability

PARAMETER SPECIFICATION
Linear Tolerance ±0.005 mm
Hole Diameter Tolerance ±0.005 mm
Shaft Diameter Tolerance ±0.005 mm
Flatness 0.01 mm
Concentricity 0.01 mm
Surface Roughness (Ra) 0.2 µm
Parallelism 0.01 mm
Perpendicularity 0.01 mm
EDM Accuracy ±0.001 mm

Machining Capacity

PARAMETER SPECIFICATION
Linear Tolerance ±0.005 mm
Hole Diameter Tolerance ±0.005 mm
Shaft Diameter Tolerance ±0.005 mm
Flatness 0.01 mm
Concentricity 0.01 mm
Surface Roughness (Ra) 0.2 µm
Parallelism 0.01 mm
Perpendicularity 0.01 mm
EDM Accuracy ±0.001 mm
Tolerances listed here are minimums for an ideal case. Looser tolerances may be required depending on process, material choice, or part geometry. If you have no detailed requirements for product tolerance, we can follow the following general ISO2768 tolerance table.

50+ Materials & Surface Finishing Options

We machine a wide range of metals and engineering plastics, paired with diverse surface finishes to meet your performance and aesthetic requirements.

  • Metals
    ALUMINUM
    STAINLESS STEEL
    SPECIALTY ALLOYS
    PLASTICS
    View All Materials
  • Surface Finishes
    View All Surface Finishings

Engineering-Led Precision at Every Stage

Our in-house engineering team partners with you from DFM review through final inspection, optimizing designs for manufacturability, cost, and performance.

  • Design for Manufacturability (DFM)

    Our engineers review every file, identifying potential issues and suggesting optimizations before machining begins — reducing costs and lead time.

  • CAD/CAM Programming

    Advanced toolpath generation with simulation and verification ensures optimal cutting strategies for complex geometries and tight tolerances.

  • Fixture & Jig Design

    Custom workholding solutions designed in-house to ensure repeatability, reduce setup time, and maintain precision across production batches.

  • Rapid Prototyping Support

    Fast turnaround engineering support for prototypes with iterative design feedback, allowing you to validate designs before production commitment.

Rigorous Quality at Every Step

We maintain certified quality management systems and employ advanced inspection equipment to guarantee consistent, repeatable precision on every part.

  • Certifications
    • ISO 9001:2015 Quality Management
    • ISO 13485 Medical Devices
    • AS9100D Aerospace Standard
    • ISO 14001 Environmental Management
    • ITAR Registered
  • Inspection Equipment
    • Zeiss CMM (Coordinate Measuring Machine)
    • Keyence Vision Measurement System
    • Surface Roughness Tester (Mitutoyo)
    • Optical Comparator & Profile Projector
    • Hardness Tester & Material Analyzer
  • QC Process
    • Incoming material verification & certification
    • First Article Inspection (FAI) per AS9102
    • In-process SPC monitoring
    • Final inspection with full dimensional report
    • Full traceability & CoC documentation

CNC Milled Parts Samples

Real examples of precision-machined parts across industries and materials.

  • Medical Implant Component
    Swiss-turned Ti-6Al-4V with passivated surface
    Titanium ±0.005mm Medical Swiss Turning

How to Work With Us

  • Review & Quote

    Send your enclosures custom requirements to us

  • Spec Discussion

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  • Rapid Prototyping

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  • Batch Production

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Common Questions About CNC Machining

Can't find what you're looking for? Our engineering team is ready to help with your specific project requirements.

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What tolerances can you achieve with CNC machining?
We routinely achieve tolerances as tight as ±0.005mm for CNC milling and turning, and ±0.001mm for EDM processes. Our Zeiss CMM and in-process inspection protocols ensure every dimension meets your specifications. Actual achievable tolerances depend on material, geometry, and part size — our engineers will advise during DFM review.
What is your minimum order quantity (MOQ)?
We routinely achieve tolerances as tight as ±0.005mm for CNC milling and turning, and ±0.001mm for EDM processes. Our Zeiss CMM and in-process inspection protocols ensure every dimension meets your specifications. Actual achievable tolerances depend on material, geometry, and part size — our engineers will advise during DFM review.
How fast can I get parts delivered?
We routinely achieve tolerances as tight as ±0.005mm for CNC milling and turning, and ±0.001mm for EDM processes. Our Zeiss CMM and in-process inspection protocols ensure every dimension meets your specifications. Actual achievable tolerances depend on material, geometry, and part size — our engineers will advise during DFM review.
What file formats do you accept for quoting?
We routinely achieve tolerances as tight as ±0.005mm for CNC milling and turning, and ±0.001mm for EDM processes. Our Zeiss CMM and in-process inspection protocols ensure every dimension meets your specifications. Actual achievable tolerances depend on material, geometry, and part size — our engineers will advise during DFM review.
Do you provide quality inspection reports with every order?
We routinely achieve tolerances as tight as ±0.005mm for CNC milling and turning, and ±0.001mm for EDM processes. Our Zeiss CMM and in-process inspection protocols ensure every dimension meets your specifications. Actual achievable tolerances depend on material, geometry, and part size — our engineers will advise during DFM review.
Can you machine hard-to-cut materials like Inconel or titanium?
We routinely achieve tolerances as tight as ±0.005mm for CNC milling and turning, and ±0.001mm for EDM processes. Our Zeiss CMM and in-process inspection protocols ensure every dimension meets your specifications. Actual achievable tolerances depend on material, geometry, and part size — our engineers will advise during DFM review.