Specifications

diamond drill bit for sale
1. soil, sand, gravel, rocks
2. geological coring, mining blast, etc
3. for drilling rig sparepart

rock drilling used diamond drill bit for sale

Zhengzhou DEFY is one of the main drilling rig and drill bit manufacture in China. We offer different sizes of drill bit for customer choice.

 

There are diamond drill bits for 75mm, 89mm, 110mm, 131mm, 159mm, 171mm, 203mm, 219mm, 250mm, etc.

 

If you could kindly tell us your required diameter and local stratum(there is rock or not), we can recommend you suitable drill bits.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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