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<title><![CDATA[EC21 Product Catalogs - tc bit]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/tc_bit--2644/1/tc bit.html]]></link><item>
<title><![CDATA[(Mining,Exploration,Coring,Drilling) TC Metal Core Bits]]></title><link><![CDATA[https://tsdiao.en.ec21.com/Mining_Exploration_Coring_Drilling_TC--6843686_6850365.html]]></link><description><![CDATA[TC Metal core bits 
Tungsten Carbide Metal core bits 
TC two step Metal core bits 
available any size of TC Metal core bits
]]></description><pubDate><![CDATA[20231017]]></pubDate></item>
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<title><![CDATA[API Standard S135 5]]></title><link><![CDATA[https://senwell2008.en.ec21.com/API_Standard_S135_5--9714769_9714807.html]]></link><description><![CDATA[Usage:As the major part of drill stem, drill pipe connected with Kelly and drill collar, which is used to put torque to drill bit and drill collar.
Material:G105, S135, X95, Grade E etc.
Standard:Acc]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[Drag Bit Non-core Bit 4 1/2&quot; Well Drilling Made in China Factory]]></title><link><![CDATA[https://scott1990s.en.ec21.com/Drag_Bit_Non_core_Bit--7977850_8262676.html]]></link><description><![CDATA[Step drag bits
Leading manufacture of varies tugsten carbide(TC)stepped drag bits,such as 2-wings drag bit,3-wings drag bit,4-wings etc.
With ISO certificate &amp;quality control
Stepped drag bit is a dr]]></description><pubDate><![CDATA[20130708]]></pubDate></item>
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<title><![CDATA[API Tricone Drilling Bit for Oilfield]]></title><link><![CDATA[https://fasterdrillingbit.en.ec21.com/API_Tricone_Drilling_Bit_for--10078504_10078505.html]]></link><description><![CDATA[-Product Specification: 
Bearing Type: Sealed Journal 
Sealed Type: Rubber Sealed Bearing/O-ring Sealed Bearing 
Bit IADC: 117,127,137,217,311,317 
Hydraulic Design: 3 Nozzles with Snap Rings 
Pin Co]]></description><pubDate><![CDATA[20160725]]></pubDate></item>

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