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After-sale Service

Sunny's  diamond tools  are durable, reliable and meet high quality demands. Even so, sometimes a tool needs maintenance or repair. But don't worry about it, we offer you the after-service to solve your problems.


If you meet a problem when using our diamond tools, please don't hesitate to contact us. A detailed report of your problem can help our technical team to solve your problem effectivly, some pictures, video and technical datas are very useful. Our technical team will give you a satisfactory solution as soon as possible. If necessary, we can send our engineers to your factory to help you. We will attend many exhibitions every year in many countries, so if you have any question, you can also come to our booth and we can visit you to help you.

diamond tools manufacturer service

Sometimes, the tool problems may be caused by misused, unproper RPM, high or low temperature, didn't feed enough,etc. Our sales team will tell you the best method to use our diamond tools. If the problem is caused by us, we will send you free samples to test for the second time.


Your satisfaction is our biggest pursuit, hope our friendly cooperation will be win-win !


China diamond tools supplier


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QUANZHOU SUNNY SUPERHARD TOOLS CO.,LTD.

Add:Tangxi Industrial Zone Luojiang Quanzhou Fujian China / Tel:0595-22003682 / Fax:0086-595-22003987
E-mail:info@sunnytools.biz

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