ISO 9001:2015 · IATF 16949 Certified

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Turned Component

CNC Turned Parts

Made-to-print turned parts and precision turned components from our Hong Kong and Dongguan facilities, one piece to 100k+ per run, in aluminium, stainless steel, brass and steel.

  • On Turned Diameters±0.01 mm
  • On Ground Diameters±0.005 mm
  • Bar-Fed Turning3 – 65 mm
  • Fastest Prototype3 days
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Download Spec Sheet
  • Contact pins & terminals
  • Hydraulic & pneumatic fittings
  • Sensor housings
  • Heat number and mill certificate traced per lot
  • CMM first-article report approved by you before the run
  • Orders start at a single piece
Specifications

CNC Turned Components Data Sheet

Swiss automatic and twin-spindle turn/mill machines run under one quote and one quality record. Send your drawing for a quote.

  • Parameter
    ProcessTwin-spindle turn/mill; Swiss automatic for small parts
    Diameter3–65 mm bar-fed; billet to 200 mm
    LengthBillet to 200 mm; L/D per drawing
    ToleranceTurned ±0.01 mm; ground ±0.005 mm (how tolerances are set)
    SurfaceRa 1.6 μm standard; Ra 0.4 μm on request
    FeaturesM1.6–M36 and UNC/UNF threads; cross holes, flats, knurling, grooves, laser marking
  • Ordering
    QuoteReply within one business day; NDA on request
    Minimum order1 piece
    Lead timePrototype 3 days (fast) or 2–3 weeks; production 2–6 weeks
    Batch size1 piece to 100k+ per run
    FilesSTEP or IGES plus 2D drawing with GD&T
    PackingVCI film, anti-rust oil, plastic trays
Material

Materials and
Finishes

Quality Control

Every Lot Inspected,
Every Lot Traced

CMM inspection of a machined aluminium part
  • 01

    Incoming material

    Each bar lot is matched to its mill certificate and heat number before it reaches a lathe, so traceability starts at receipt.

  • 02

    First article inspection

    The first pieces are measured on a CMM and the first-article report is sent to you. The run begins only after you approve it.

  • 03

    In-process SPC

    Operators sample critical dimensions against an AQL plan during the run, which exposes tool wear and drift while parts are still on the machine.

  • 04

    Final inspection

    Before release, every part in the lot is checked for dimensions and appearance. The material certificate and inspection record ship with the order, traceable to raw material under our ISO 9001:2015 system.

FAQs

Turned Parts Questions,
Answered.

Quoting, cost, tolerance and lead-time questions from buyers sending turned-part drawings.

Ask a Question
  • What files do you need to quote turned parts?

    Send a STEP or IGES model plus a 2D drawing with GD&T in PDF or DWG. SolidWorks and ProE files also work. Uploads are secure, and an NDA is available before quoting. Replies arrive within one business day.

  • What drives the cost of CNC turned parts?

    Material grade, tolerance and finish callouts, thread and cross-hole features, post-processing and quantity all shape the quote. Tight tolerances add machining and inspection time, so mark only the critical features on the drawing.

  • When is ±0.005 mm worth specifying?

    ±0.005 mm applies to ground diameters and adds a grinding step, while ±0.01 mm is the turned tolerance. Reserve the tighter band for mating and bearing surfaces; looser limits elsewhere keep cost and lead time down.

  • What is the lead time for CNC turned parts?

    Prototypes take 3 days on the fast track or 2–3 weeks typically. Production lots are typically 2–6 weeks, confirmed on the quote. Rush options exist for many jobs, so state your target date when you request pricing.

  • Can you make one piece as well as full production runs?

    Yes. The minimum order is one piece, and runs scale to 100k+ pieces. The same inspection sequence, including the first-article report, applies whether the order is a single prototype or a production lot.

  • What inspection documents come with an order?

    Each lot ships with a material certificate and an inspection record. FAI and PPAP packages are available on request. Parts are traceable from raw material to finished part. Ready to price a turned part? Upload your drawing and get a quote.

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Quoted Within Hours.

Send your CAD drawings, 2D/3D files, or technical documents securely. Our team reviews promptly, protects your IP fully — and signs an NDA on request.

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