7 7/8‘’ 200mm oil drill bit / water roller bit / tricone rock bit
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BIT SPECIFICATION |
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Bit Size |
7 7/8’’ ,200.0mm |
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IADC Code |
517 |
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Connection |
4 1/2 |
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Nozzle Qty |
3 |
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Rotary Speed(rpm) |
140~50 |
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Weight on Bit(KN/MM) |
0.35~1.0 |
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N.W./G.W.(KG) |
30/32 |
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Formation |
soft |
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Hejian Hengji Bit Manufacture Co.,LTD was established in 1990. we have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices .
We ship to more than 60 different countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe.
Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.
1. Is your company a distributor or a manufacturer?
A: Yes,We are a professional Rock Bits manufacturer in China.
2. How about your products?
A : All our activities are accredited to ISO 9001:2008, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.We have many high quality prducts (https://hengjibit.en.alibaba.com/) .
3.what is the Packaging & Delivery?
A:We used high quality export carton or standard export woodern case
4.what is the time about the delivery?
A: repared to deliver within 1 week, if in stock.
Depends on order quantity, when out of stock,7-30days
Transportation:By sea or air
5. How to order the products?
A: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
6.What is the website about your factory?
A:Our website is: https://hengjibit.en.alibaba.com/
We have been always insist on“Hengji bit,focusing on quality”.
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