Dongguan Diamond Hardware Factory


Diamond Tools,Diamond Quality.

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Dongguan Diamond Hardware Factory Quality Control

Good Quality Square End Mill on sale
Good Quality Ball Nose End Mill on sale
The products are pretty good.The precision and working life is higher than other we used before.

—— Sukhbir Minhas

Thanks for your samples.The quality is good.Hope we have a good cooperation in the future.

—— Tony Dias

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Dongguan Diamond Hardware Factory

QC Profile
QC/Technical Support

From the every step of designing manufacturing ,assembling and pack during our  "  O L I " series of items, the quality assurance program has been under the control of ISO9000. So as to the clients' confidence in our products & keep our quality stable, our Quality Control system is carried out as below:

1. Material testing
2. Parts and accessories control
3. Quality control during processing & assembling
4. Products evaluation through testing
5. Inspection & correction before shipment

It is the commitment of ours to go beyond customers' satisfaction in our journey to excellence, any feedback or proposals to us will be acceptable with thanks.


Test Equipment and Facilities

ZOLLER measuring and inspecting machine

Zoller From Germany. It's very famous measuring and inspecting machine.








Contact Details
Dongguan Diamond Hardware Factory

Contact Person: Miss. lili



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