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China api spec 5dp oil drill pipe 89mm g105 or s135, find details about china 3-1/2", api 5dp from api spec 5dp oil drill pipe 89mm g105 or s135…

China 60.3 mm drill pipe catalog of friction welding drill pipe 2 3/8" g grade with api 5dp, friction welding drill pipe/drill rod 2 3/8" with api 5dp provided by china manufacturerhebei shitan machinery manufacturing co., ltd., page1.

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We attach value to innovation, especially with patents of China on export glass drill bit 22mm, its superb technology has reached the international sophisticated level, and has a high reputation within the export glass drill bit 22mm industry. Our group not only has excellent researchers and business nationwide sales and service network, but additionally are China shoppers specified brand companies.

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