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<title><![CDATA[EC21 Product Catalogs - slim hole]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/slim-hole--2673/1/slim hole.html]]></link><item>
<title><![CDATA[Sucker Rod Coupling Class T]]></title><link><![CDATA[https://hbmccarbon68.en.ec21.com/Sucker-Rod-Coupling-Class-T--10964119_10975250.html]]></link><description><![CDATA[Slim hole (SH) diameter and standard size (FS) of conventional sucker rod
and polished rod have plating metal (SM) .Under normal circumstances, there is two wrench on the coupling and the outside cir]]></description><pubDate><![CDATA[20200523]]></pubDate></item>

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