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<title><![CDATA[EC21 Product Catalogs - ground drill bits]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/ground_drill_bits--2644/1/ground drill bits.html]]></link><item>
<title><![CDATA[Drag Bit 6&quot; Step Type Three Wing Bit for Soft Ground Surface Drilling Manufactrurer]]></title><link><![CDATA[https://scott1990s.en.ec21.com/Drag_Bit_6_Step_Type--7977850_8262615.html]]></link><description><![CDATA[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 drill bit uses in soft formations such as sand,clay or some soft rock. Type: Ch]]></description><pubDate><![CDATA[20130708]]></pubDate></item>
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<title><![CDATA[(Mining,Exploration,Coring,Drilling) Core Barrel]]></title><link><![CDATA[https://tsdiao.en.ec21.com/Mining_Exploration_Coring_Drilling_Core--6843679_6847887.html]]></link><description><![CDATA[drilling and core collection works by the bits of Core barrels or at time of bit changing. The bigger is the depth of the hoisting works, the more becomes the number of the rods and the weight of the]]></description><pubDate><![CDATA[20231017]]></pubDate></item>
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<title><![CDATA[RC543 Reverse Circulation Dth Drill Bits for Deep Exploration Drilling]]></title><link><![CDATA[https://ksqdrilling.en.ec21.com/RC543_Reverse_Circulation_Dth_Drill--11913418_11934901.html]]></link><description><![CDATA[bits designed with patent. Simply by replacing the drill bit, the same hammer can drill holes of different sizes ensuring that the sample is not contaminated.
5. In difficult condition such as loose ]]></description><pubDate><![CDATA[20240511]]></pubDate></item>
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<title><![CDATA[Impregnated Diamond Bit]]></title><link><![CDATA[https://hsaoxing.en.ec21.com/Impregnated_Diamond_Bit--11919761_11921306.html]]></link><description><![CDATA[drill bits are of various configurations and meet various needs of local conditions5: It offers the most widely-used bit matrices as well6: With various specifications, our series matrix range provid]]></description><pubDate><![CDATA[20240405]]></pubDate></item>
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<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_Core--10772805_10772810.html]]></link><description><![CDATA[bit? 1. Bits size; 2. Bit series. (Example: NQ GV7)
Diamond core drilling differs from other geological drilling, which utilizes an annular diamond drill bit attached to the end of hollow drill rods ]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<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[drill bits are of various configurations and meet various needs of local conditions 
5: it offers the most widely-used bit matrices as well 
6: with various specifications, our series matrix range pr]]></description><pubDate><![CDATA[20160520]]></pubDate></item>

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