High Precision
CNC Milling Services

Achieve tolerances as tight as ±0.005 mm with our 3, 4, and 5-axis milling capabilities. From single prototypes to 100K+ production runs in 50+ materials with 15+ surface finishes.

  • ±0.005mm

    Tolerance

  • 3–5 Axis

    Milling Range

  • 1 Day

    Fastest Lead Time

ISO Certified ISO 9001 & ISO 13485 Certified

Custom CNC Milling Services for Milled Parts

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Epig onus e Lycia philosophus ducitur et Eusebius ab Emissa Pittacas cognomen, concitatus orator, cum quaestor non hos sed tribunos fabricarum insimulasset promittentes armorum si novas res agitari conperissent. Inter quos Paulus emin ebat notarius ortus in Hispania, glabro quidam sub vultu latens.

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Why Clients Choose DEK

From startups to Fortune 500 companies, here's what sets DEK apart as a trusted manufacturing partner.

  • Rapid Turnaround

    With state-of-the-art automation, DEK offers flexible production to deliver highly accurate, high-tolerance parts in 10 days or less, ensuring both speed and quality.

  • Competitive Pricing

    DEK employs professionals to produceparts using state-of-the-art CNC equipment, which increases productivity and reduces production costs accordingly.

  • Material Selection

    CNC machining, as a versatile machining process, offers flexibility for a wide range of materials. DEK can machine more than 50 metal and plastic materials for your project.

  • On-Demand Production

    From 1 to 100k+, no matter prototype production, low volume manufacturing, ormass production, our CNC machiningservices can support you to achieve

Engineering Support Included

Every project includes free DFM feedback from our application engineers. We suggest tolerance relaxations, draft angle changes, and fixture strategies that can reduce cost by 15–30% without compromising function.

Milling Capability & Precision

From basic prismatic parts to complex 5-axis geometries, our milling capabilities cover the full spectrum of precision manufacturing.

  • 3-Axis CNC Milling

    Our 3-axis milling is ideal for flat surfaces, pockets, slots, and basic contoured profiles.

    • Flat surfaces, pockets, and slot features
    • Best cost-efficiency for simple to moderate geometry
    • Tolerances down to ±0.01 mm
    • Ideal for enclosures, brackets, and panels
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    PARAMETER SPECIFICATION
    Linear Tolerance ±0.005 mm
    Angular Tolerance ±0.05°
    Surface Finish (Ra) 0.4 µm achievable
    Max Part Size 1500 × 800 × 600 mm
    Min Feature Size 0.2 mm wall / 0.5 mm hole
    Flatness 0.01 mm / 100 mm
    Positional Accuracy ±0.003 mm
    Repeatability ±0.002 mm
    Spindle Speed Up to 24,000 RPM
    Supported Files STEP, IGES, SolidWorks, DXF
  • 4-Axis CNC Milling

    Our 3-axis milling is ideal for flat surfaces, pockets, slots, and basic contoured profiles.

    • Flat surfaces, pockets, and slot features
    • Best cost-efficiency for simple to moderate geometry
    • Tolerances down to ±0.01 mm
    • Ideal for enclosures, brackets, and panels
    Get Instant Quote
    PARAMETER SPECIFICATION
    Linear Tolerance ±0.005 mm
    Angular Tolerance ±0.05°
    Surface Finish (Ra) 0.4 µm achievable
    Max Part Size 1500 × 800 × 600 mm
    Min Feature Size 0.2 mm wall / 0.5 mm hole
    Flatness 0.01 mm / 100 mm
    Positional Accuracy ±0.003 mm
    Repeatability ±0.002 mm
    Spindle Speed Up to 24,000 RPM
    Supported Files STEP, IGES, SolidWorks, DXF
  • 5-Axis CNC Milling

    Our 3-axis milling is ideal for flat surfaces, pockets, slots, and basic contoured profiles.

    • Flat surfaces, pockets, and slot features
    • Best cost-efficiency for simple to moderate geometry
    • Tolerances down to ±0.01 mm
    • Ideal for enclosures, brackets, and panels
    Get Instant Quote
    PARAMETER SPECIFICATION
    Linear Tolerance ±0.005 mm
    Angular Tolerance ±0.05°
    Surface Finish (Ra) 0.4 µm achievable
    Max Part Size 1500 × 800 × 600 mm
    Min Feature Size 0.2 mm wall / 0.5 mm hole
    Flatness 0.01 mm / 100 mm
    Positional Accuracy ±0.003 mm
    Repeatability ±0.002 mm
    Spindle Speed Up to 24,000 RPM
    Supported Files STEP, IGES, SolidWorks, DXF

Solutions for Every Industry

Explore the industries we serve. Each sector gets dedicated engineering support, material expertise, and compliance documentation.

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Typical Features & Challenges We Solve

CNC milling excels at producing specific feature types and solving geometry challenges that other processes struggle with.

  • Deep Pockets & Cavities

    Depth-to-width ratios up to 6:1. Optimized toolpath strategies prevent tool deflection and ensure consistent wall finish.

  • Thin Walls & Ribs

    Wall thicknesses down to 0.5 mm in aluminum. We use adaptive milling and climb-cut strategies to prevent vibration and warping.

  • Precision Bore & Thread Features

    Reamed bores to H7 tolerance, thread milling for M2–M48, and helical interpolation for non-standard thread profiles.

  • Complex 3D Contours

    Freeform surfaces with Ra 0.4 µm finish. Ball-nose and barrel-cutter strategies for aerospace and optical components.

  • Multi-Face Machining

    5-axis simultaneous milling accesses all faces in a single setup, eliminating datum shift between operations.

Common Challenges We Handle

  • Hard-to-Machine Alloys

    Inconel 718, titanium Ti-6Al-4V, and hardened steels up to 62 HRC. We use carbide and ceramic tooling with optimized feeds to maintain tool life and surface quality.

  • Tight Positional Tolerances

    Hole patterns and datum features held to ±0.005 mm true position using in-process probing and thermal compensation.

  • Large Structural Parts

    Parts up to 1500 mm with flatness requirements of 0.01 mm / 100 mm. Stress-relieving between roughing and finishing passes.

  • Micro Features

    Minimum 0.2 mm wall features and 0.5 mm diameter holes using micro-end mills with spindle speeds up to 24,000 RPM.

Certified Quality at Every Stage

All solutions operate under our unified ISO-certified quality management system.

Learn About Quality
  • AS9100D

    Aerospace Quality Management System

  • ISO 9001:2015

    Quality Management Standard

  • ISO 14001

    Environmental Management

50+ Materials, 15+ Surface Finishes

We machine a broad range of metals and engineering plastics. Select the right material and finishing combination for your application.

Metals

  • Aluminum

    6061, 7075, 2024, 5052

Surface Finishes

  • Anodizing(Type ll/I)

    Aluminum

Engineering Plastics

  • PEEK

    High temp, chemical resistant

Not seeing the option you're looking for? Have our experts assist you!

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Sample Milled Parts

A selection of CNC milled components produced at our facility, spanning multiple industries and complexity levels.

  • Aerospace Bracket
    5-axis milled from Al 7075-T6 with anodize finish. ±0.008 mm tolerance.
    5-Axis Milling Al 7075
  • Medical Implant Housing
    Titanium Ti-6Al-4V with Ra 0.4 µm polish. ISO 13485 documentation.
    5-Axis Milling Titanium
  • Electronics Enclosure
    Al 6061 enclosure with EMI shielding features. Black anodize, 500-unit batch.
    3-Axis Milling Al 6061
  • Robotic Actuator Mount
    SS 316L with passivation. Complex internal channels milled in single setup.
    4-Axis Milling SS 316L
  • Aerospace Bracket
    5-axis milled from Al 7075-T6 with anodize finish. ±0.008 mm tolerance.
    5-Axis Milling Al 7075

Request a CNC Milling Quote

Upload your files and receive a detailed quote with DFM feedback, typically within 24 hours. No minimum order quantity—we scale from 1 piece to 100K+.

  • Prototypes delivered in as fast as 1 day
  • Free DFM review with every quote
  • FAI reporting & material certifications
  • 50+ materials, 15+ surface finishes
  • Global shipping with tracked logistics
Request an Aerospace Quote