Description

1)A grade diamond crystals for high performance  ,and  using special cutting structure, making the core bit works stably.It could be maintained higher drilling speed during the core bits rotaries drilling 

2)Using high performance compound piece combination , enhances the core drill bit's life.

3)The highly polised cutter could reduce the frictional resistance and quicked discharge fragment So that improve the drilling efficiency.

4)Diamond core drill bits suitable  for dry and wet drilling 

5 Using widely ,mainly used for drilling  and engraving Marble , Granite, Sandstone, Limestone ,Glass ,stainless etc .



Q: Is OEM available?



A: Yes, OEM and customization are available. Also, we can provide label printing service.



 



Q: Are samples available?



A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.



 



Q: What is your payment terms?



A: T/T,L/C,D/A,D/P,Paypal for different circumstances.



 



Q: What's your delivery way?



A: Express delivery, air shipping, sea shipping are available for your request.



   



 Q: What's your delivery time?



A: Usual delivery time is ***0days after receiving the advance payment;



    For the customized product, ****0 days after receiving the advance payment.



 



Q: As we knew, when we make order, some suppliers used lower material instead of high quality material products and send to us, how can I trust you?



A: We suggest clients to test the material chemical elements after receiving goods and compare with samples.