Different Capacity Drilling Bit for Soil, Hard Rock

FAQ for customer:
1. Price: Factory direct selling, good price must be given to you!
2. Delivery time: 7-10 days after receiving your advance payment
3. Warranty: One year for main machine
4. Spare parts: Can be supplied at factory price all year around
5. Training: Free training in factory, introduction mannual and operation video can be sent to you.


Dth hammer bits description:
Dth hammer button bits were used for blast hole drilling and water well drilling projects.
Working with DTH hammer, mainly applied in Mining, Marble quarry or well drilling and other construction projects.
Material:
High quality carbide + High quality carbon steel


Diamond bit features:
We can provide different size bits, from 75mm to 219mm diameter size, used on pebble, gravel, rock etc.
Strong wear resistance, long service life and durable use
High drilling efficiency, good sharpness for the bit
Can drill under low pressure and low rotating speed.


Zhengzhou DEFY is one of the main drilling rig manufacture and exporter in China. We offer whole set of drilling rig with the drill bit as your requirement.
If you could kindly tell us your required diameter and local stratum(there is rock or not), we can recommend you suitable drill bits.