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Precision CNC Machining Services

CNC milling, turning and precision machining for prototypes and production parts. Work with our team to match materials, tolerances and finishing to your project.

Built for your next project:

Precision structural components
Functional and load-bearing parts
Low-volume and repeat production
From prototypes to production
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Confidential file handling and intellectual property protection. NDAs are available on request.
CNC milling, turning and mill-turn machining for precision structural and functional components
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CNC Machining Capabilities

CNC milling, turning, 5-axis machining, mill-turn, grinding, wire EDM, Swiss-type turning, drilling and tapping for complex, precise and repeatable components.

CNC-milled metal part with complex 3D features

CNC Milling

Features: High-precision machining of complex 3D geometries

Materials: Aluminum, stainless steel, copper and engineering plastics

Reference tolerance: ±0.01–0.05 mm

Applications:

Housings, brackets and structural components
Parts with complex contours
Prototypes and low-volume production
CNC-turned metal shafts and rotational parts

CNC Turning

Features: Efficient, repeatable machining of rotational parts

Materials: Aluminum, stainless steel, carbon steel, copper and engineering plastics

Reference tolerance: ±0.01–0.05 mm

Applications:

Shafts, sleeves and cylindrical parts
Threaded and tapered parts
Low- to medium-volume production
5-axis CNC machining of complex surfaces and multiple faces

5-Axis CNC Machining

Features: High-precision machining of complex surfaces and multiple faces

Materials: Aluminum, stainless steel, titanium alloys, copper and engineering plastics

Reference tolerance: ±0.01–0.03 mm

Applications:

Parts with complex surfaces
Aerospace and medical components
High-Precision Structural Components
Mill-turn machining of a complex shaft in a single setup

Mill-Turn Machining

Features: Integrated turning and milling for efficient machining

Materials: Aluminum, stainless steel, carbon steel and copper

Reference tolerance: ±0.01–0.03 mm

Applications:

Complex shaft components
Rotational parts with cross-holes or cavities
Low- to medium-volume production
CNC grinding of precision metal surfaces

CNC Grinding

Features: High dimensional accuracy and fine surface finishes

Materials: Hardened steel, alloy steel and stainless steel

Reference tolerance: ±0.002–0.01 mm

Applications:

Precision mating surfaces
Shaft components
Precision mating components
Wire EDM of complex contours in hard conductive materials

Wire EDM

Features: Non-contact machining of hard, electrically conductive materials

Materials: Tool steel, cemented carbide and stainless steel

Reference tolerance: ±0.005–0.02 mm

Applications:

Mold cavities
Complex internal contours
Narrow slots and sharp internal features
Swiss-type turning of small, slender precision parts

Swiss-Type Precision Turning

Features: Stable, repeatable machining of long, slender parts

Materials: Stainless steel, copper, aluminum and titanium alloys

Reference tolerance: ±0.005–0.02 mm

Applications:

Medical device components
Electronic connectors
Precision pins and small shafts
Drilled and tapped holes in metal parts

Drilling & Tapping

Features: Accurate holes and consistent threads

Materials: Metals and engineering plastics

Reference tolerance: ±0.02–0.05 mm

Applications:

Mounting holes
Locating holes
Threaded connections

CNC Machining Materials

CNC Machining Metals

Aluminum 6061
Aluminum 7075
Aluminum 5052
Stainless Steel 304
Stainless Steel 316
Stainless Steel 303
45# Carbon Steel
40Cr Alloy Steel
H62 Brass
T2 Copper
Aluminum 6061

Aluminum 6061

6061 aluminum offers a practical balance of strength, corrosion resistance and machinability. It is widely used for housings, brackets, fixtures and functional prototypes. Finishing options include clear, black or colored anodizing, painting and bead blasting.

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CNC Machining Plastics

ABS
Polycarbonate (PC)
Acrylic (PMMA)
PEEK
PPS
PTFE
Nylon PA6
Nylon PA66
Polypropylene (PP)
Acetal (POM)
ABS

ABS

ABS is easy to machine and balances strength and toughness for structural prototypes, housings and assembly parts. Painting and plating provide finish options for cost-effective engineering validation.

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Explore All CNC Machining Materials

Compare material properties, applications and finishing options to find the right solution for your part. If your material is not listed, our team can help review alternatives for your project.

Engineering-Grade CNC Manufacturing

Industrial CNC processes and engineering materials support prototype validation, functional parts and production, with engineering review and project quotations.

  1. 2D & 3D CAD Review

    Our engineers review STEP, IGES, STL, DWG and DXF files, including dimensions, holes, threads, chamfers, cavities, surfaces and complex features, to assess process options, manufacturability and cost.

  2. Design for Manufacturability Review

    CNC design for manufacturability (DFM) review evaluates wall thickness, hole depth-to-diameter ratios, tool access, fixturing, machining direction and tolerances. Early recommendations help reduce machining risks and improve consistency.

  3. Process Options & Quotation

    Compare CNC milling, turning, 5-axis machining, mill-turn, grinding, wire EDM and other options based on geometry, material, tolerances and quantity, with pricing and lead times to support process selection.

  4. Engineering Review & Quality Control

    Engineers review the manufacturing process and parameters for each order. Quality control throughout production checks dimensional accuracy, structural requirements and surface finish against the approved specifications.

  5. Engineering Materials & Defined Tolerances

    Choose from aluminum, stainless steel, carbon steel, copper, titanium alloys and engineering plastics. Review process-specific tolerances and surface finish capabilities against your functional, assembly and service-life requirements.

How CNC Machining Works

  1. Email CAD Files

    • Send common 3D and 2D file formats, including STEP, IGES, STL, DWG and DXF.
    • Our team reviews part geometry and critical dimensions in your files.
    • Timing: Review timing is confirmed with our team.

  2. Engineering Review & Quotation

    • Our engineers review the design for manufacturing risks.
    • Our team prepares a quote based on material, process and quantity.
    • Timing: Pricing is confirmed after review of your requirements.

  3. Engineering Review & DFM Recommendations

    • Engineers review drawings and quotes and recommend manufacturing improvements.
    • Recommendations may include geometry changes, alternative materials and process improvements.
    • Timing: Engineering feedback follows the drawing review.

  4. Production

    • Parts are manufactured to the approved process plan and production procedures.
    • Quality control throughout production
    • Coordinated manufacturing processes support efficient production.
    • Support for prototypes, low-volume and volume production
    • Timing:
      CNC milling: 2–5 working days
      CNC turning: 2–5 working days
      5-axis CNC machining: 3–7 working days
      Mill-turn machining: 2–6 working days
      CNC grinding: 3–7 working days
      Wire EDM: 2–5 working days

  5. Delivery

    • Packaging and shipping as agreed, with delivery tracking
    • Inspection reports and material certificates are available
    • Domestic and international shipping available
    • Timing: Domestic shipping: 1–7 days. International transit times depend on destination.

CNC Machining Solutions by Industry

Our CNC machining and complementary manufacturing processes support prototype validation, functional testing and production across medical devices, aerospace, automotive, consumer electronics, robotics and automation. Material selection, complex machining and quality control help teams develop parts and manage manufacturing costs.

  • Housing & Structural Prototypes
  • Lightweight Brackets
  • Drone Components
  • Functional Validation Parts
  • Robot End Effectors
  • Medical Device Components
  • Complex Internal Features
  • Jigs & Fixtures
  • Automotive Interior & Functional Parts
Robotics: Precision structural and functional components

Robotics
Automotive: Custom functional and cosmetic components

Automotive
Aerospace: Precision lightweight components

Aerospace
Consumer products: Rapid prototypes and low-volume production

Consumer Products
Medical devices: Precision components

Medical Devices

Manufacturing Application Examples

These examples illustrate injection molding applications within our broader manufacturing services. They cover design considerations for thin walls, inserts, overmolding and precision plastic parts.

Thin-Wall Electronic Housings

Thin-walled electronic housings require consistent surfaces and reliable assembly fit. DFM review considers draft, ribs and undercuts before tooling, mold trials and low-volume production.

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Thin-walled electronic housing application

Insert-Molded Threaded Parts

Metal threaded inserts can improve the strength and reliability of plastic assemblies. Insert molding requires accurate insert positioning and adequate plastic encapsulation for retention.

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Insert-molded part with metal threaded inserts

Overmolded Soft-Touch Grips

A rigid plastic core with a soft elastomer grip can improve comfort, slip resistance and sealing. Overmolding requires compatible materials and a suitable bond between the rigid and flexible regions.

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Overmolded soft-touch grip application

Multi-Cavity Tooling for Production

Multi-cavity injection molds can increase output. Runner balance, cooling and cavity-to-cavity consistency are important for stable production.

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Multi-cavity injection molding application

Small Precision Plastic Parts

Small plastic assembly parts require careful mold design and molding parameters to control dimensional stability and batch variation.

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Small precision injection-molded parts
YBS Precision CNC drilling of precision holes in metal parts
YBS Precision CNC grinding workshop
YBS Precision wire EDM workshop
YBS Precision 5-axis CNC machining center
YBS Precision CNC milling workshop
YBS Precision CNC turning workshop

Frequently Asked Questions