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<title><![CDATA[EC21 Product Catalogs - marble limestone]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/marble-limestone--2644/1/marble limestone.html]]></link><item>
<title><![CDATA[Diamond Impregnated Bits, Diamond Core Bits, Impregnated Bits AQ BQ NQ HQ PQ]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Diamond-Impregnated-Bits-Diamond--10772805_10772810.html]]></link><description><![CDATA[Limestone, Limonite Sandstone
Very High
Medium Soft
HRC 45-48
GV1#/ GV2
Medium-hard, Limestone, Medium-hard Shale, Medium-hard Ash Stone
High
Medium
HRC 40-45
GV3/ GV4
Marble, Hard Schist, Hard Strea]]></description><pubDate><![CDATA[20210520]]></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[limestone, limonite sandstone
HRC40~45
Medium
High
Medium-hard limestone, medium-hard shale, medium-hard ash stone
HRC38~42
Medium
Medium
Marble, hard schist, hard streak stone
HRC38
Medium hard
Medi]]></description><pubDate><![CDATA[20160520]]></pubDate></item>

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