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<title><![CDATA[EC21 Product Catalogs - ration design]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/ration_design--2644/1/ration design.html]]></link><item>
<title><![CDATA[Impregnated Diamond Bit]]></title><link><![CDATA[https://hsaoxing.en.ec21.com/Impregnated_Diamond_Bit--11919761_11921306.html]]></link><description><![CDATA[designed to expose new diamonds to the bits’ cutting face as wear occurs. Fast penetration rate is maintained as a result of this action.The matrix layer of the impregnated diamond core drill bits ]]></description><pubDate><![CDATA[20240405]]></pubDate></item>
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<title><![CDATA[Oilfield Tricone Tools Roller Tricone Bits Steel Body]]></title><link><![CDATA[https://zhongshigroup.en.ec21.com/Oilfield_Tricone_Tools_Roller_Tricone--11790563_11790616.html]]></link><description><![CDATA[design of Asymmetric double teeth straight blade, medium parabolic crown, long gage shape structure. Cutting structure design using the force balance, cutters rational arrangement to different struct]]></description><pubDate><![CDATA[20230516]]></pubDate></item>
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<title><![CDATA[PQ Impregnated Diamond Core Bit]]></title><link><![CDATA[https://csdrilling.en.ec21.com/PQ_Impregnated_Diamond_Core_Bit--8382535_9984956.html]]></link><description><![CDATA[designed to expose new diamonds to the bits&amp;#39; cutting face as wear occurs. Fast penetration rate is maintained as a result of this action. 
The matrix layer of the impregnated diamond core drill b]]></description><pubDate><![CDATA[20160520]]></pubDate></item>
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<title><![CDATA[PDC Bits, Pdc Drill Bits, Matrix Pdc Bits, Steel Pdc Bits, 5 Blades Pdc Bits]]></title><link><![CDATA[https://gzvilong.en.ec21.com/PDC_Bits_Pdc_Drill_Bits--10772776_10772824.html]]></link><description><![CDATA[Bit Sizes:
6” to 17 1/2”
Number of Blades:
3,4,5,6,7,8
Connection thread:
2 7/8&quot;, 3 1/2&quot;, 4 1/2&quot;, 6 5/8&quot; API Pin
Features:
Double rows spiral five blades design, rational allocation of high quali]]></description><pubDate><![CDATA[20210520]]></pubDate></item>

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