Rock bits,tricone bits,drill pipe.
Product Description
1. Drill bits
drill bits and PDC bits which used on the oilfield and water well, the sizes: 5 7/8"--17 1/2"(both insert drill bits and steel tooth bit)
2.Drill pipe
Accord with API 5D latest edition .Has been awarded the certificate for compliance with standard ISO 9001-2008 GB/T 19001-2008.
Steel Grade: E-75, X-95, G-105, S-135
O. D. Range from 2"(60.3mm) to 6"(168.3mm)
Type: Internal Upset, External Upset, Internal and External Upset. With competitive price and high quality.
If you are interested in our products ,please feel free to contact with us by drillingtool@yahoo.cn
Website:www.drilling-tool.com
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