- Tricone Bit ( 142 )
- Hole Opener ( 36 )
- Roller Cone bit ( 23 )
- PDC Bit ( 27 )
- Core Barrel ( 4 )
- Drag Bit ( 15 )
- DTH Drilling Tools ( 15 )
- Core Bit ( 3 )
- Drill Collar ( 6 )
- Drill Stabilizer ( 1 )
- Single Cone Bit ( 1 )
- Drilling Tools ( 4 )
- Contact Person: Ms. Jenny
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Trenchless Technology - manufacturer, factory, supplier from China
Grzegorz Wesołowski Jul 29, 2019 5Last year, I noticed this Trenchless Technology from Hejian Deris Petroleum Drilling Equipment Co.,Ltd. . It is an product with a reasonable size at a good price. I decided to give it a try. As expected, it's really an amazing product. i love it so much. highly recommended!!!
Ravi K Achanta Jul 13, 2019 5Wow! What a great Trenchless Technology ! I searched for years for something like this. Finally I found Hejian Deris Petroleum Drilling Equipment Co.,Ltd. . It's a really great product.
Mr.fahmi Jul 10, 2019 4High-quality Trenchless Technology , shipped on time, and so far very reliable. I am floored with the capability I got for the price. The company is very easy to get ahold of. I can communicate with them emails or phone. They do communicate in English very well.
Bernhard K Jul 05, 2019 5I was curious, I think it's important to understand how a product born before buying it. I had to email seller a couple of times and he got back to me quickly and effectively. Thanks for his help.
Steven Giddens Jun 20, 2019 5I love its quality, and the price is competitive.Still recommend Hejian Deris Petroleum Drilling Equipment Co.,Ltd. company!
Ibrahim Abdul Hassan Jun 16, 2019 5I love this product. Thanks, Trenchless Technology manufacturer.
Wu Hsioh Wen Jun 13, 2019 5The product arrived well thanks.Looking forward to working with Hejian Deris Petroleum Drilling Equipment Co.,Ltd. again!
Tina Nejderskog Jun 02, 2019 5Great Deal and arrived in a timely fashion!! Thanks!Definitely will purchase Trenchless Technology again!
Angel Velez May 18, 2019 5Got my orders! Product exceeded expectations. Thanks Hejian Deris Petroleum Drilling Equipment Co.,Ltd. !
Lynda Makant May 05, 2019 5The Trenchless Technology exactly what i looking for.Thanks manufacturer!
P. Powers May 05, 2019 5everything nicely.
Mrs.margherita May 01, 2019 5Perfect Trenchless Technology .
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