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<title><![CDATA[EC21 Product Catalogs - 4 hole]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/4_hole--2643/1/4 hole.html]]></link><item>
<title><![CDATA[Drill Rods &amp; Casing Pipe]]></title><link><![CDATA[https://tsdiao.en.ec21.com/Drill_Rods_Casing_Pipe--5500758_5500815.html]]></link><description><![CDATA[46.0 mm Max. 46.2 mm
2. Casing Pipe - Casing pipe is used to maintain the hole wall to the desired depth during the drilling, and several casing pipes are inserted to protect the internal space of th]]></description><pubDate><![CDATA[20231017]]></pubDate></item>
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<title><![CDATA[SUNMOY SM200D Four-wheel Trailer Drilling Rig]]></title><link><![CDATA[https://sunmoypump.en.ec21.com/SUNMOY_SM200D_Four_wheel_Trailer--12068541_12068568.html]]></link><description><![CDATA[SUNMOY SM200D adopting newest model &amp; advanced hydro technology, low consumption, large rotary torque, convenient hole deflection, our water well drilling machine are mainly used for well drilling in]]></description><pubDate><![CDATA[20260412]]></pubDate></item>
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<title><![CDATA[Drill Pipe Wiper Foam Balls]]></title><link><![CDATA[https://merittr34.en.ec21.com/Drill_Pipe_Wiper_Foam_Balls--11284360_11284361.html]]></link><description><![CDATA[4-1/2” IF.
The MERITs drill pipe wiper foam balls (WP series)is devised to wipe out inner surface of drillpipe and tube string perfectly. Our commodity erases whole inside with no any debris or cem]]></description><pubDate><![CDATA[20250322]]></pubDate></item>
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<title><![CDATA[Good Reputation Maxdrill T38 76mm Button Bit for Surface Mining and Drilling]]></title><link><![CDATA[https://juliewang6.en.ec21.com/Good_Reputation_Maxdrill_T38_76mm--12031255_12031256.html]]></link><description><![CDATA[Hole(mm)Buttons(mm)AngleClassPart No.mminFront No SizeGauge No SizeFront No SizeGauge No Size642 1/22*9-4*108*1035°H3064T3812-66702 3/42*82*64*118*1135°H3070T3812-66 76 3 2*10 2*7 4*12 8*12 35° H ]]></description><pubDate><![CDATA[20241213]]></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[Borehole Truck Water Well Drill Machine with Air Compressor for Sale
Model:CSD800
Chassis:6X4,8X4
Max. Drilling depth:800m
Drilling Method:Air Drilling &amp; Mud Drilling
&gt;&gt; Application
CSD800 truck moun]]></description><pubDate><![CDATA[20241012]]></pubDate></item>
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<title><![CDATA[200 Meter Household Portable Hydraulic Water Well Drilling Rig]]></title><link><![CDATA[https://zuantan020.en.ec21.com/200_Meter_Household_Portable_Hydraulic--8125010_8125060.html]]></link><description><![CDATA[Brand: HUANYUModel: XY-200Drilling depth: 10 - 200 meterWeight: 730KGHole diameter(Soil): 200-400mmHole diameter(Rock): 75 - 170mmWater Well Drilling or Take rock core sample in mining exploration, g]]></description><pubDate><![CDATA[20240812]]></pubDate></item>
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<title><![CDATA[Polyurethane Fine Screen Mesh]]></title><link><![CDATA[https://huanyouglobal.en.ec21.com/Polyurethane_Fine_Screen_Mesh--11032253_11032262.html]]></link><description><![CDATA[4.Higher open mesh area.
5.Effectively prevent hole plugging &amp; screen jam.
6.Long life (＞6 months)
Main functions of Polyurethane Fine Screen
1.Reduce the cost of mineral processing.
2.Improve the ]]></description><pubDate><![CDATA[20240529]]></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_Downhole--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[CTB Wet Drum Magnetic Separator]]></title><link><![CDATA[https://alexbyhb.en.ec21.com/CTB_Wet_Drum_Magnetic_Separator--11869101_11886629.html]]></link><description><![CDATA[holes, bringing the magnet poles as close as possible to the media and ensuring maximum magnetic field strength.
Others 
The size of feed treated in these separators rarely exceeds 5mmbecause of the ]]></description><pubDate><![CDATA[20240111]]></pubDate></item>
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<title><![CDATA[LTC Tire Hammer Crushing Station]]></title><link><![CDATA[https://dierzhan123.en.ec21.com/LTC_Tire_Hammer_Crushing_Station--11852707_11852732.html]]></link><description><![CDATA[hole are prevented from remaining on the screen plate and continue to be hit and ground by the hammer, Until it is crushed to the required discharge particle size and finally discharged from the mach]]></description><pubDate><![CDATA[20231010]]></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[hole
Load bearing capability for setting at bottom
PDC drillable
Options of Guide Shoes
Available in sizes 4 1/2&quot;- 30&quot;
API standard threads are cut in-house. Other premium and custom threading can be]]></description><pubDate><![CDATA[20230626]]></pubDate></item>
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<title><![CDATA[Drill Pipe Tong ZQ203-100 Idler Shaft 0102-05M | RUSHI]]></title><link><![CDATA[https://klk455.en.ec21.com/Drill_Pipe_Tong_ZQ203_100--11872763_11872771.html]]></link><description><![CDATA[hole retaining ring 95
Explosion-proof LCD monitor X-000
M10533
Power end accessories JR5231TSN OFM600 large pump connecting rod assembly
Power end accessories SNC40-17 SPM pump large pump driving ge]]></description><pubDate><![CDATA[20231203]]></pubDate></item>
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<title><![CDATA[DTH Down the Hole Drill Equipment]]></title><link><![CDATA[https://jim5428.en.ec21.com/DTH_Down_the_Hole_Drill--6588506_6588988.html]]></link><description><![CDATA[hole for introducing the diamond wire in stone quarry. 2) it is available for vertical, horizontal and slant drilling. 3) maximum depth of drilling 20~28m (horizontal)/ 28~35m (vertical) 4) drilling ]]></description><pubDate><![CDATA[20120703]]></pubDate></item>
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<title><![CDATA[Wet  Magnetic Separator for Iron Ore]]></title><link><![CDATA[https://lonelyfife.en.ec21.com/Wet_Magnetic_Separator_for_Iron--2878665_2878675.html]]></link><description><![CDATA[holes, bringing the magnet poles as close as possible to the media and ensuring maximum magnetic field strength. 
Others 
The size of feed treated in these separators rarely exceeds 5mm because of th]]></description><pubDate><![CDATA[20170927]]></pubDate></item>
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<title><![CDATA[HD-30B Man Portable Drilling Rig (Wheel Type)]]></title><link><![CDATA[https://irinaliudrills.en.ec21.com/HD_30B_Man_Portable_Drilling--9881401_10086190.html]]></link><description><![CDATA[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 project ]]></description><pubDate><![CDATA[20190321]]></pubDate></item>
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<title><![CDATA[Oil Drilling Mud Solids Control Mud Gas Separator]]></title><link><![CDATA[https://czjdsy163.en.ec21.com/Oil_Drilling_Mud_Solids_Control--9973519_9973719.html]]></link><description><![CDATA[460V 
Power (W): 50-60Hz 
Dimension (L*W*H): 2200x2200x6500mm 
Certification: ISO 
Warranty: 12 months 
After-sales Service Provided: Engineers available to service machinery overseas 
Other Name: Po]]></description><pubDate><![CDATA[20161008]]></pubDate></item>
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<title><![CDATA[High Air Pressure DTH Hammers]]></title><link><![CDATA[https://lyzs.en.ec21.com/High_Air_Pressure_DTH_Hammers--10557317_10557363.html]]></link><description><![CDATA[hole-drilling equipment with reliable capability.
High air pressure DTH hammer: 3&quot;, 4&quot;, 5&quot;, 6&quot;, 8&quot;, 10&quot;, 12&quot; 
ND85A High air pressure DTH hammers:
It is a kind of most advanced high air pressure DTH ]]></description><pubDate><![CDATA[20171113]]></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 by means of cement grout or other agglutinants.
4. Drilling continues to the desired depth using conventional DTH equipment.
3&apos;&apos; PGZ82-3.5-108/6: shank for TND-IR3.5 / DHD3.5 / TD3.5 hammer
PGZ9]]></description><pubDate><![CDATA[20230810]]></pubDate></item>
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<title><![CDATA[RCDE Oil-cooling Suspension Electromagnetic Separator]]></title><link><![CDATA[https://chinabtcd.en.ec21.com/RCDE_Oil_cooling_Suspension_Electromagnetic--10480235_10487214.html]]></link><description><![CDATA[hole, drain plug and an oil level gurge. Furthermore, if increased magnet power is desired, a heat exchanger can be mounted on the magnet to accelerate the cooling of the oil. A 10-15% increase in ma]]></description><pubDate><![CDATA[20170807]]></pubDate></item>
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<title><![CDATA[JKS500C Crawler Mounted Versatile Well Drilling Rig]]></title><link><![CDATA[https://jkdrilling.en.ec21.com/JKS500C_Crawler_Mounted_Versatile_Well--10840176_10840215.html]]></link><description><![CDATA[holes and geothermal boreholes.
Product Features
JKS500C Crawler Mounted Versatile Well Drilling Rig
is a new, efficient and multifunctional drill rig, mainly applicable to all kinds of drilling proc]]></description><pubDate><![CDATA[20200725]]></pubDate></item>
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<title><![CDATA[MAXDRILL  Top Hammer Drifting Drill Rod/ Extension Rod]]></title><link><![CDATA[https://maxdrill02.en.ec21.com/MAXDRILL_Top_Hammer_Drifting_Drill--8458610_8459053.html]]></link><description><![CDATA[holes, and longer service life.
For Extension Rod and M/F steel process, the below two different types of heat treatment are used to strengthen high speed and powerful percussive drill string compone]]></description><pubDate><![CDATA[20200630]]></pubDate></item>
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<title><![CDATA[Hexagonal Kelly]]></title><link><![CDATA[https://hbmccarbon68.en.ec21.com/Hexagonal_Kelly--10964119_10995843.html]]></link><description><![CDATA[hole minimum wall thickness
Screw thread specification and left rotate type
Outside diameter
Chamfering diameter
Thread specification and type
Outside diameter
DLR
Length
LL
Chamfering diameter
DF
St]]></description><pubDate><![CDATA[20200523]]></pubDate></item>

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