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<title><![CDATA[EC21 Product Catalogs - core drills]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/core_drills--2644/1/core drills.html]]></link><item>
<title><![CDATA[(Mining,Exploration,Coring,Drilling) Water Swivel]]></title><link><![CDATA[https://tsdiao.en.ec21.com/Mining_Exploration_Coring_Drilling_Water--6843686_6850342.html]]></link><description><![CDATA[Water swivel 
for N Size, H size. 
for Construction Boring job 
it supplys water during Core Drilling job 
]]></description><pubDate><![CDATA[20231017]]></pubDate></item>
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<title><![CDATA[Core Drill]]></title><link><![CDATA[https://gviesteel.en.ec21.com/Core_Drill--11853301_12030272.html]]></link><description><![CDATA[Product Name: Portable Soil Drilling Machine
Main Unit Weight: 23KG
Model: ZT-20QFeatures: Simple operationIgnition Method: Recoil rope pull start
Components List:Portable Soil Drilling MachineSquare]]></description><pubDate><![CDATA[20241209]]></pubDate></item>
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<title><![CDATA[75U-3 Full Hydraulic Underground Core Drill Rig]]></title><link><![CDATA[https://coredrillpros.en.ec21.com/75U_3_Full_Hydraulic_Underground--11951642_11951649.html]]></link><description><![CDATA[The 75U-3 Full Hydraulic Underground Core Drill Rig is a reliable and versatile drilling tool that delivers superior performance in underground exploration and resource extraction. Its advanced hydra]]></description><pubDate><![CDATA[20240614]]></pubDate></item>
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<title><![CDATA[Diamond Oil Drill Bit 5 Blades PDC Core Drill Bits 1 Year Warranty]]></title><link><![CDATA[https://oildrillbit.en.ec21.com/Diamond_Oil_Drill_Bit_5--11898552_11898553.html]]></link><description><![CDATA[Product Description:Oil Drill Bit is a versatile drilling tool used for drilling oil wells. It is available in two types: roller cone and PDC (polycrystalline diamond compact). Oil Drill Bit is suita]]></description><pubDate><![CDATA[20240207]]></pubDate></item>
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<title><![CDATA[Drag Bit Non-core Bit 4 1/2&quot; Well Drilling Made in China Factory]]></title><link><![CDATA[https://scott1990s.en.ec21.com/Drag_Bit_Non_core_Bit--7977850_8262676.html]]></link><description><![CDATA[drill bit uses in soft formations such as sand,clay or some soft rock.
Type: Chevron and Step type Wings: 2, 3 and 4
wings Size: 3&quot; to 24&quot;
Thread: 2 3/8&quot;, 3 1/2&quot;, 4 1/2&quot;, 6 5/8&quot; API Reg.
PinType: Che]]></description><pubDate><![CDATA[20130708]]></pubDate></item>
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<title><![CDATA[Wireline Drill Rods, Diamond Drill Rods, Wireline Core Drilling Rods, Rods BQ NQ HQ PQ]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Wireline_Drill_Rods_Diamond_Drill--10772805_10772821.html]]></link><description><![CDATA[core drilling steps: 
1. To mount drill rods, bits, and core barrel etc drilling tools with a diamond drill rig.
2. To utilize a diamond drill bit attached to the end of drill rods to cut a cylindric]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<title><![CDATA[Diamond Core Drill Bits]]></title><link><![CDATA[https://yuinternational.en.ec21.com/Diamond_Core_Drill_Bits--10318939_10319008.html]]></link><description><![CDATA[Diamond Core Drill Bit. 
Core Drilling. 
When you need high-performance diamond tools for grinding, cutting and finishing operations, there&amp;rsquo;s no better source than YU Diamond company. We have p]]></description><pubDate><![CDATA[20170306]]></pubDate></item>
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<title><![CDATA[Retrieving Core Efficiently and Effectively Wireline and Conventional Core Barrels]]></title><link><![CDATA[https://ksqdrilling.en.ec21.com/Retrieving_Core_Efficiently_and_Effectively--11913418_11934903.html]]></link><description><![CDATA[Retrieving core efficiently and effectively Wireline and Conventional Core Barrels
Product Description
Wireline drill tools can lift drill core from drill rods without picking up bits. All the tools ]]></description><pubDate><![CDATA[20240511]]></pubDate></item>
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<title><![CDATA[Surface Mounted Diamond Drill Bits]]></title><link><![CDATA[https://hsaoxing.en.ec21.com/Surface_Mounted_Diamond_Drill_Bits--11919761_11921299.html]]></link><description><![CDATA[core drilling in geology, coalfields, metallurgy, building materials, and mines;Used for rock core engineering survey drilling in highways, railways, bridges, building construction, water and electri]]></description><pubDate><![CDATA[20240405]]></pubDate></item>
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<title><![CDATA[Male Female Impregnated Diamond Core Bit Cylindrical BQ NQ]]></title><link><![CDATA[https://bestcorebit.en.ec21.com/Male_Female_Impregnated_Diamond_Core--11854963_11854964.html]]></link><description><![CDATA[Core Bit Selection: Choosing the correct impregnated diamond core bit is crucial for achieving optimal drilling results. Factors to consider include the specific rock formation being drilled, the des]]></description><pubDate><![CDATA[20231016]]></pubDate></item>
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<title><![CDATA[API Standard and Premium Thread Protectors for OCTG]]></title><link><![CDATA[https://senwell2008.en.ec21.com/API_Standard_and_Premium_Thread--9714769_9715031.html]]></link><description><![CDATA[Product Specification
Standard: API 5DP
Material: heavy duty plastic
Size: NC26~ NC50 or equivalent
Application: Protection for drill pipe thread
Remarks: We can also do thread protectors for API 5CT]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[NQ2 Impregnated Diamond Core Bit]]></title><link><![CDATA[https://csdrilling.en.ec21.com/NQ2_Impregnated_Diamond_Core_Bit--8382535_9984932.html]]></link><description><![CDATA[core drill bits crown contains a uniform distribution of these crystal diamonds that are embedded in a powdered metal bond. The main technical parameters of impregnated diamond core drill bits are di]]></description><pubDate><![CDATA[20160520]]></pubDate></item>
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<title><![CDATA[Tapered Drill Rods]]></title><link><![CDATA[https://lyzs.en.ec21.com/Tapered_Drill_Rods--10557178_10012816.html]]></link><description><![CDATA[drill rods, hollow steel mainly adopts large-cross-section rolled square billets and 150*150 continuous casting billets, namely drilling and cored rolling process. The products are always in a contro]]></description><pubDate><![CDATA[20171011]]></pubDate></item>
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<title><![CDATA[Antai Geological Mining Ordinary Drill Reamer]]></title><link><![CDATA[https://antaidikuang.en.ec21.com/Antai_Geological_Mining_Ordinary_Drill--11846763_11853794.html]]></link><description><![CDATA[between the diameter of the diamond bit and the outer diameter of the core pipe, the gap between the hole wall and the core pipe is reduced, the water is blocked, and the drilling is easily stuck]]></description><pubDate><![CDATA[20231012]]></pubDate></item>
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<title><![CDATA[8 1/2]]></title><link><![CDATA[https://azgreat25.en.ec21.com/8_1_2--11503029_11506656.html]]></link><description><![CDATA[1.● Brush the coloring agent on the surface of the drill bit, and penetrate for 15 minutes.
● After washing with water, spray the photographic developer.
● Use a black light to irradiate the su]]></description><pubDate><![CDATA[20220729]]></pubDate></item>

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