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Brand Name : Jincheng Drilling Tools
Model Number : All Models
Certification : ISO9001,CE
Place of Origin : China(mainland)
MOQ : 1pcs
Price : Negotiable
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 1000000pcs/year
Delivery Time : 3-15days
Packaging Details : standared export package
Product Name : Drill Button Bits
Application : DTH Drilling
Factory Visit : support
Rock Hardness : F=6-20
Color : Customized
Advantage : high quality and factory price
Tungsten Carbide Button Drill Bit Down Hole Hammer Drill Bits Wear Resistant
Description
DTH (Down to Hole) drill bit, also called spline connected drill bit, is mainly used in large scale mine (open and underground), open quarry and construction. The hammer is situated down the hole in direct connected with the drill bit with splines in the bit. The hammer piston strikes the drill bit resulting in an efficient transmission of the impact energy and insignificant power losses with the hole depth.
Application


Specification
| Model | Bit diameter mm(inch) | Weight | 
| TH79(3.5inch) | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 | 
| DHD3.5 | 90mm-105mm(3 1/2-4 1/8) | 4.5-5.5 | 
| BR33 | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 | 
| DHD340 | 105mm-138mm(4 1/10-5 2/5) | 8-12 | 
| QL40 | 110mm-133mm(4 3/8-5 1/4) | 10-12 | 
| DHD350 | 135mm-165mm(5 3/10-6 1/2) | 15.2-18 | 
| MISSION50 | 138mm-165mm(5 2/5-6) | 16-18 | 
| QL50 | 138mm-152mm(5 2/5-6) | 16-18 | 
| SD5 | 138mm-152mm(5 2/5-6) | 16-18 | 
| MAHC50 | 138mm-152mm(5 2/5-6) | 16-18 | 
| DHD360 | 152mm-203mm(6-8) | 24-33 | 
| MISSION60 | 152mm-203mm(6-8) | 21-30 | 
| SD6 | 152mm-254mm(6-10) | 24-50 | 
| QL60(COP64G) | 152mm-203mm(6-8) | 24-33 | 
| XL60 | 152mm-190mm(6-7 1/2) | 22-27 | 
| DHD380 | 200mm-305mm(7 7/8-12) | 47-82 | 
| SD8 | 200mm-305mm(7 7/8-12) | 47-82 | 
| QL80 | 200mm-305mm(7 7/8-12) | 48-84 | 
| TH220 | 240mm-350mm(9 2/5-13 7/10) | 75-125 | 
| NUMA100 | 240mm-350mm(9 2/5-13 7/10) | 75-125 | 
| SD10 | 240mm-350mm(9 2/5-13 7/10) | 75-125 | 
| DHD112 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 | 
| SD12 | 310mm-444.5mm(12 1/5-17 1/2) | 142-254 | 
| NUMA120 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 | 
| TH398(20inch) | 500mm-550mm(19 3/5-21 3/5) | 480-510 | 
| TS398(20inch) | 500mm-550mm(19 3/5-21 3/5) | 480-510 | 
| TH600(32inch) | 800mm-1000mm(31 2/5-39 3/10) | 680-984 | 
| Minimum Order Quantity: | N/A | 
| Price: | Negotation | 
| Packaging Details: | Standard Export Delivery Package | 
| Delivery Time: | 7days | 
| Payment Terms: | T/T,Western Union | 
| Supply Ability: | Based on Detailed Order | 
Advantage
1) Carbide button is made of super-hard tungsten alloy. It has impact resistance, high wear resistance and high thermal stability. The carbide button breaking rate is less than 0.05%.
 2)Larger carbide button ,better wear-resistance . 15% increase work life .
 3)Drill bit body is made of high-strength high-quality alloy steel. After advanced heat treatment process, the rate of carbide broken is less than 0.05%..
 4) Advanced CNC machining and advanced assembly process, carbide button fall down rate is less than 0.05%.

Packing

Delivery

FAQ
| 1. Shipping time for an order | 
| We have many stock. As usual, we can delivery the goods as soon as we get the full payment. | 
| 2. Quality Control | 
| Strict inspection and testing for every order before shipping out . | 
| 3. How can we trust your company? | 
| We support Alibaba trade insurance. Protect products quality, shipment on time and your covered amount. | 
| 4. Other Questions? | 
| Please contact me directly and feel free let me know. | 
|   | 
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