Frequently Asked Questions

Find answers and general information quickly about Unison Tek, such as product quality, shipping, RFQ procedure ...and so on. If you need further info about Unison Tek, please Contact us !!

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1. What industries does Unison Tek serve?

As an OEM manufacturer, we can serve all kinds of industries as long as drawings are provided for us to quote. Yet, there are a few industries that we specialized in: Laser Equipment, Control System, Relays, Optical Equipment, Measuring System, Sensors, Electronic Components…etc.

2. What is Unison Tek’s machining capabilities?

※ Finished part size:

Turning: raw material OD: min Ø1mm – max Ø150mm
Milling: max. 1100 x 650 x 550mm

※ Tight tolerance that we can reach:

Milling: ±0.0065mm
Turning: ±0.0050mm
Extrusion: depending on the total length:

3. What materials does Unison Tek use?

You name it, we make it! Unison Tek is capable of working on the common materials such as Steel, Alloy Steel, Stainless Steel, Brass, Copper or Aluminum, and we also have experience in machining Carpenter Invar, Remko B, C276 and Nickel Silver. We can also provide parts with RoHs compliance as well.

4. What finish treatments can Unison Tek provide?

► Nickel Plating / Electroless Nickel Plating/ Zinc Plating / Hard Chrome Plating
► Anodize (thickness 2-15 μm)
► Hard Anodize (thickness 15+ μm)
► Black Oxide
► Passivation
► Heat Treatment
► Sand Blasting
► Laser Marking/Engraving
► Powder Coating
► Surface Grinding
► Screen Printing
► Chem Film /Chromate
► Vacuum Deposited Aluminum (Mirror Finish) / #4 Brushed Finish / #8 Mirror Finish

For sample pictures of the finish we do, please visit our Finish page, thank you.

5. If I would like to have my parts anodized, what should I keep in mind?

Anodize are usually in clear or black color, but, Unison Tek can provide other colors such as red, gold, blue and green for you!

6. What particle size do Unison Tek use for sand blasting?

Sand size vary with the cosmetic you prefer. Yet, the two types that we use the most are 10-50μm and 105-210μm.
Here are some photos for your reference.

7. What heat treatment process do you provide?

We can do Temper, Quench, Anneal, Carburize and Nitriding.

8. What roughness can Unison Tek achieve?

By machining, we can achieve RA 0.4. By grinding, we can reach up to Ra 0.1!

9. Can Unison Tek assemble my parts?

Yes! Of course. Unison Tek can machine parts and assemble them for you.

10. Is there a MOQ? How about Unison Tek’s capacity?

There is no MOQ! We can support small quantity projects or prototypes for just 1 or2 pieces.
For production capacity, generally we can produce around 120k pcs in one day. Yet, this is just a rough estimate as the actual number depends on the size of the parts and tolerance required…etc. Still, since we have many CNC machines in our shop, we can rearrange production to meet your large demand or tight lead time if necessary.

11. What machines are used in Unison Tek?

Please see our machine list below, thank you.

TAKISAWAØ10 – Ø300*400mm29TAIWAN
TAKISAWAØ10 – Ø200*300mm1JAPAN
OKUMAØ30 – Ø200*200mm1JAPAN
CNC Sliding head multi-task latheCAPACITYQTYMANUFACTURER
STARØ1-Ø34 x 80mm1JAPAN
STARØ1-Ø20 x400mm9JAPAN
EQUIPTOP ESG-818M200*400*150mm2TAIWAN
12. Can Unison Tek sign my NDA (Non-Disclosure Agreement) or provide me one?

Yes, your information is safe with us. We have no problem signing your NDA. If you don’t have your own NDA format, we can provide ours for you to check and sign.


1. How do I send RFQ to Unison Tek?

Getting quote is simple and easy, simply click here  or the “Get Quote” icon on top of each page and we will send you our quotes within 2-3 business days!

2. What trade terms does Unison Tek provide?

We usually quote in ExWork, but we are very flexible. We do FOB, CIF, DDU, DDP as well! Please let us know the trade terms that you would like us to provide during the quoting process and we can cooperate with you.

If you don’t have a clear idea about trade term, please consult with us. We will be very glad to help. We have lots of experience in arranging shipments and can assist you to get your parts in the best shipping method!

3. What information should be provided when sending RFQ?

Please send us dimensions, tolerance, material, finish treatment (or engineering drawing with above information) and quantity needed for your part when sending a RFQ, thank you.

4. Can I inquire without an engineering drawing?

We highly recommend to send inquiries with engineering drawings so that the price will be more accurate. see an engineering drawing sample here. However, for parts such as pins or threaded bars, we should have no problem quoting by reading descriptions of requirements as well. Also, if you have samples, we might be able to quote per samples provided as well!

Please contact [email protected] for quoting without engineering prints, thank you!

5. What files does Unison Tek support?

As we use SolidWorks, we are able to open most of the files. No matter CAD or 3D! The ones that we use more frequently are .dwg/.dxf for CAD and .iges/.stp for 3D.

6. How long does it take Unison Tek to quote my RFQ?

Usually it takes around 2-3 business days for us to provide our quotes. However, if you have an urgent need, we will try our best to expedite for you. Get a quote now!


1. Are my parts inspected?

For sure. Quality is our first priority here at Unison Tek. We only send our parts that passed inspection/QC so no worries at all!

2. What QC does Unison Tek do?

We utilize SPC, PCP, IPQC and PPAP. We can also do 100% inspection for your order upon request.

3. What inspection machines/instruments does Unison Tek use?

Unison Tek’s Inspection Equipment List:

–    CMM x 2
–    Height gage x 4
–    Profile projector x 3
–    Hardness tester x 1
–    Roughness tester x2
–    Concentricity gage x 1
–    Micrometer x 20
–    Thread gages, Ring gages, Plug gages at different specifications
–    Calipers

Inspection EquipmentModelQuantity
Coordinate measuring system ( manually )GAGE20001
Coordinate measuring system ( auto )CORDAX D-81
Profile ProjectorEM-2.5D-3020 BATY R142
Hardness Testing InstrumentATK-6001
Surface Roughness InstrumentSJ-2101
Height GaugeHITE4001
4. What if I am not happy with the goods received, what should I do?

We take full responsibility of the parts we made. After confirming the cause of defect or why the parts are not preferable, we can either rework or build new parts for you.

5. Can Unison Tek provide certs?

Yup, please let us know the certs you need during the quoting process. We can provide material cert (or data sheet for plastic parts), plating cert, inspection report, C of C, PPAP…etc.

*Please note that the cost of PPAP depends on the level and quantity of the samples required.

6. Can I get samples before production run?

Of course! Let us know the sample quantity you need and we can quote it for you. We can also discuss how to credit the sample fee back to you once the parts are approved and we start producing mass production for you.

If you still have any questions, please feel free to Contact our professional sales team, we will reply to you immediately, or get more info about our CNC Machined Parts