The life of the DTH bit depends on the material and technology of the bit. The bit is made of the most efficient high quality alloy steel.Use quality forged steel, heat treatment and shot peening to provide a durable and reliable balance of strength and toughness.
1. high and low air pressure down-the-hole drill bits
2. Low air pressure hole Dia.:65-250mm
3. High air pressure hole Dia.:85-305mm
4. Face type:drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer.
High grade tungsten carbide inserts
Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment
1. High productivity
2. Longer service life
3. Low energy consumption
FAQ
Q1: What’s your delivery time? |
A: Commonly product need 20 days to produce, within 3 days if in stock. |
Q2: What’s methods of payments are accepted? |
A: We agree T/T ,L/C ,West Union ,One touch ,Money Gram ,Paypal. |
Q3: What about the Shipments? |
A: Bases on other quantity .We can send it to you by Express ,by Air ,by Sea ,and by Train.Or send the goods to your Chinese agent. |
Q4: How to control the quality? |
A: We should be checking & testing everyone button bit before shipment. |
Q5: Do you agree sample order ? |
A: Yes ,we are welcome your sample order to testing our quality. |
Q6: Can we select the button bit color? |
A: Yes ,we have golden ,silvery ,black and blue for your choice. |
Q7: Can we change to our mark on the button bit? |
A: Yes ,we can casting your company mark on the button bit.(Except sample order) |
Q8: Do you have after-sale service and warranty service ? |
A: Any Quality or quantity problem once confirmed,we will be compensate you the same. Any question or problem we will be reply you within 24 hours. |
Q9: Can I trust your company ? |
A: Our company has been certificated by Chinese government ,and verified by Ali baba Trade Assurance. 100% refund of the Trade Assurance Amount .Ali baba can guarantee all of you payment .Just order from US ! |