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<title><![CDATA[EC21 Product Catalogs - down the hole bit]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/down-the-hole-bit--2643/1/down the hole bit.html]]></link><item>
<title><![CDATA[SUNMOY HG300D-300 Water Drilling Rig]]></title><link><![CDATA[https://sunmoypump.en.ec21.com/SUNMOY-HG300D-300-Water-Drilling--12068541_12068616.html]]></link><description><![CDATA[bit also helps to remove debris from the borehole, keeping it clear for continued drilling.
In summary, the SUNMOY HG300D drilling rig provides a powerful hydraulic system that generates a downward f]]></description><pubDate><![CDATA[20260412]]></pubDate></item>
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<title><![CDATA[Borehole Truck Water Well Drill Machine with Air Compressor for Sale]]></title><link><![CDATA[https://jcdrill.en.ec21.com/Borehole-Truck-Water-Well-Drill--11438071_12016741.html]]></link><description><![CDATA[the slurry as the washing fluid and can drill on clay, sand and rock if it is equipped with suitable drilling bit. The power of drilling rig comes from the truck engine; the rig has distribute implem]]></description><pubDate><![CDATA[20241012]]></pubDate></item>
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<title><![CDATA[Guide Shoes]]></title><link><![CDATA[https://saigaogroup.en.ec21.com/Guide-Shoes--11811606_11811613.html]]></link><description><![CDATA[The guide shoe drilling
operation has the ability to circulate through down-jets/centre of the shoe while running in the hole. This provides a means of washing casing/liner to seat if required.
Featu]]></description><pubDate><![CDATA[20230626]]></pubDate></item>
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<title><![CDATA[3-3/4&quot; 95mm Downhole Mud Motor Horizontal Directional Drilling HDD]]></title><link><![CDATA[https://drillhunter.en.ec21.com/3-3-4-95mm--11837775_11837776.html]]></link><description><![CDATA[3-3/4&quot; (95mm) Down Hole Motor For Horizontal Directional Drilling (HDD)
Compare to the traditional trenching method Horizontal Directional Drilling (HDD) becomes more and more popular especially in u]]></description><pubDate><![CDATA[20230824]]></pubDate></item>
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<title><![CDATA[HD-30A Man Portable Drilling Rig (Coring)]]></title><link><![CDATA[https://irinaliudrills.en.ec21.com/HD-30A-Man-Portable-Drilling--9881401_10086189.html]]></link><description><![CDATA[the hole.
4. We design and use DTH hammer with interconvertible high-low frequency according to situation of single using DTH hammer (low frequency, big impacting energy) in prospecting drilling proj]]></description><pubDate><![CDATA[20190321]]></pubDate></item>
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<title><![CDATA[Eccentric Drilling Tools with Casing Tube]]></title><link><![CDATA[https://cyndee4125.en.ec21.com/Eccentric-Drilling-Tools-with-Casing--10512304_10512347.html]]></link><description><![CDATA[hole wide enough for the casing tube to slide down behind the reamer.
2. When the required depth is reached, the dill is reversed and the reamer swings in, allowing the bit to pass through the casing]]></description><pubDate><![CDATA[20230810]]></pubDate></item>

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