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<title><![CDATA[EC21 Product Catalogs - super grade]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/super_grade--2644/1/super grade.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[The impregnated diamond bits are the most commonly useful bits in the mineral exploration industry, as they have the widest range of application. The carefully selected grades of high quality synthet]]></description><pubDate><![CDATA[20240405]]></pubDate></item>
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<title><![CDATA[89mm Threaded Water Well Drill Pipe]]></title><link><![CDATA[https://tontandrill.en.ec21.com/89mm_Threaded_Water_Well_Drill--11886458_11886460.html]]></link><description><![CDATA[Grade:
E75/R780
Length: 
R1~R3 (2~12.5 meters)
Tool joint:
35CrMo
Thickness:
9.19 mm( 10.4 LB/FT ) 
Thread type:
NC31
Thread treatment:
Phosphorization,
Safe drilling depth:
Within 1000 meters
Suitab]]></description><pubDate><![CDATA[20240110]]></pubDate></item>
<item>
<title><![CDATA[BQ Impregnated Diamond Core Bit]]></title><link><![CDATA[https://csdrilling.en.ec21.com/BQ_Impregnated_Diamond_Core_Bit--8382535_9984930.html]]></link><description><![CDATA[grades of high quality synthetic diamond are distributed in the depth of impregnated bit&amp;#39;s matrix series. The matrix layer of the crown contains a uniform distribution of these crystals that are ]]></description><pubDate><![CDATA[20160520]]></pubDate></item>

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