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<title><![CDATA[EC21 Product Catalogs - holing]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/holing--2644/1/holing.html]]></link><item>
<title><![CDATA[Maxdrill High Quality Plug Hole Drill Rods]]></title><link><![CDATA[https://juliewang6.en.ec21.com/Maxdrill-High-Quality-Plug-Hole--12036652_12036653.html]]></link><description><![CDATA[Maxdrill high quality plug hole drill rods price rock
drilling tools
Head diameter:31mm
Angle : 35 °
Drill Rod design: Hex shank 22*108mm. 
Length:200mm. 
Applications: Drifting and Tunneling 
We ha]]></description><pubDate><![CDATA[20250114]]></pubDate></item>
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<title><![CDATA[Down the Hole Button Bit]]></title><link><![CDATA[https://jiuxiao.en.ec21.com/Down-the-Hole-Button-Bit--3831461_3831463.html]]></link><description><![CDATA[The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, water conservancy, transport, military industry, geology and civil engineering]]></description><pubDate><![CDATA[20240911]]></pubDate></item>
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<title><![CDATA[DHD360 DTH Drill Bit for Water Well Drilling, DTH Bit, Down the Hole Drill Bit]]></title><link><![CDATA[https://bestone523.en.ec21.com/DHD360-DTH-Drill-Bit-for--11658402_11962092.html]]></link><description><![CDATA[]]></description><pubDate><![CDATA[20240703]]></pubDate></item>
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<title><![CDATA[Durable and High Quality Reamer Hole Opener Energy &amp; Mining Alloy Steel High Level Hole Opener Trico]]></title><link><![CDATA[https://alicezhu1.en.ec21.com/Durable-and-High-Quality-Reamer--11937244_11940883.html]]></link><description><![CDATA[hole openerand other drilling accessories.
Production advantage：
High quality raw materials ：
Strictly in accordance with the standards, carefully select materials, refused to jerry-built, reliab]]></description><pubDate><![CDATA[20240522]]></pubDate></item>
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<title><![CDATA[11 Degree Shank 22 X 108mm Small Hole Drilling Taper Drill Rod for Jack Hammer]]></title><link><![CDATA[https://ksqdrilling.en.ec21.com/11-Degree-Shank-22-X--11913418_11934902.html]]></link><description><![CDATA[holes of different caliber. The bit can be repaired or replaced after wear, greatly reducing the construction cost.
Brand Name
MIROC
Material
High quality steel
Processing Type
Forging
Application
Mi]]></description><pubDate><![CDATA[20240511]]></pubDate></item>
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<title><![CDATA[HSS Hole Saw Drill Bits Opener for Stainless Steel,Metal Thin Sheet Drilling]]></title><link><![CDATA[https://lixuntools.en.ec21.com/HSS-Hole-Saw-Drill-Bits--11923440_11923442.html]]></link><description><![CDATA[HSS Hole Saw Drill Bits Opener for Stainless Steel,Metal thin sheet drillingSharp gears and anti-cutting with lower consumption make the product a long service life.HSS Hole Saw with High precision, ]]></description><pubDate><![CDATA[20240411]]></pubDate></item>
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<title><![CDATA[High Quality Oil Well Down Hole Tools Tubing Anchor for Tubing Pump/Sucker Rod Pump]]></title><link><![CDATA[https://277064914.en.ec21.com/High-Quality-Oil-Well-Down--8890439_8890542.html]]></link><description><![CDATA[,1.Breif Intrduction 
Our tubing anchor anchor the tubing string in a rod pumping well .The tubing anchor effectively reduce rod, tubing, and casing wear. This cuts operating costs. Elimination of br]]></description><pubDate><![CDATA[20240318]]></pubDate></item>
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<title><![CDATA[Kimdrill DTH Bits Down the Hole Drilling Tools COP66 BITS]]></title><link><![CDATA[https://unibusinessjoyce.en.ec21.com/Kimdrill-DTH-Bits-Down-the--5628239_8538619.html]]></link><description><![CDATA[DTH bits (down the hole button bits) are hot pressed and undergo a combination of heat treatments, thus guaranteeing the good quality and longevity. The diameters range from 60mm to 700mm. The shanks]]></description><pubDate><![CDATA[20240311]]></pubDate></item>
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<title><![CDATA[Kimdrill DTH Bits Down the Hole Bits Air Button Bits for Quarry]]></title><link><![CDATA[https://kikoluo.en.ec21.com/Kimdrill-DTH-Bits-Down-the--9481930_9482037.html]]></link><description><![CDATA[Kimdrill DTH bits (down the hole button bits) are hot pressed and undergo a combination of heat treatments, thus guaranteeing the good quality and longevity. The diameters range from 60mm to 700mm. T]]></description><pubDate><![CDATA[20240311]]></pubDate></item>
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<title><![CDATA[Blind Hole Drilling Bit European Type Woodworking Carbide Alloy CNC Router 5mm-15mm Dia. Hole Boring]]></title><link><![CDATA[https://gddaniel.en.ec21.com/Blind-Hole-Drilling-Bit-European--11407065_11413440.html]]></link><description><![CDATA[Woodworking European Type Blind Hole Drill Bits Wood Carbide Row Drilling Bit OVL Length 57/70mm for Wood
SpecificationProduct NameWoodworking Gang Drill BitsBrand NamePlum BlossomColorBlack(Right)/R]]></description><pubDate><![CDATA[20210710]]></pubDate></item>
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<title><![CDATA[Down the Hole Hammer, Bits]]></title><link><![CDATA[https://unitek1118.en.ec21.com/Down-the-Hole-Hammer--8426073_8523551.html]]></link><description><![CDATA[Down the Hole Hammer, Bits
Rock Tools spare parts for many models of drilling rigs and drifters
]]></description><pubDate><![CDATA[20130930]]></pubDate></item>
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<title><![CDATA[Down the Hole Hammer, DTH Hammer, Down Hole Hammer, DHD360 Hammer, SD8 Hammer, DHD380 Hammer]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Down-the-Hole-Hammer--10772843_10772848.html]]></link><description><![CDATA[A down the hole hammer, usually called DTH hammer is by far one of the fastest ways to drill hard rock. In DTH drilling, the percussive DTH hammer is located behind the drill bit, inside the hammer, ]]></description><pubDate><![CDATA[20210520]]></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--6843679_6847887.html]]></link><description><![CDATA[hole by use of wire rope. If you use this Core barrel, the number of hoisting of the Rods is reduced, and this is the most reasonable Core barrel especially for the drilling of the cores from the dee]]></description><pubDate><![CDATA[20231017]]></pubDate></item>
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<title><![CDATA[R32 Thread Button Bit 43/45/48/51mm]]></title><link><![CDATA[https://reekerock.en.ec21.com/R32-Thread-Button-Bit-43--12046530_12046800.html]]></link><description><![CDATA[excavation, hole expansion, etc. Different shaped head structures,
Thread: R32
Diameter: 43-127mm
Head shape: flat face, pilot ,dome
button:spherical,ballistic ,pike
for more: www.reekerocktools.com]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[direct Supply From Factory Cbn Cutting Tools CNMN120404/120408 for Roller High Quality Cbn Inserts]]></title><link><![CDATA[https://aassddffgghhjjkkll.en.ec21.com/direct-Supply-From-Factory-Cbn--12035213_12035214.html]]></link><description><![CDATA[inserts can be equipped with 90°, 95°tool holders, cylindrical turning tool holders, inner hole turning tool holders, etc. There are three types of L, R, N. Such as CCGNR/L, CCLNR/L.
]]></description><pubDate><![CDATA[20250107]]></pubDate></item>
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<title><![CDATA[Leiyankeji PL1500L Rock Drilling and Splitting Machine]]></title><link><![CDATA[https://rockdrillandspliter.en.ec21.com/Leiyankeji-PL1500L-Rock-Drilling-and--11957685_11957707.html]]></link><description><![CDATA[hole machine.
It can work on any working face from various angles and can effectively cope with various complex construction environments.
Unlike other stand-alone rock splitting mounted on an excava]]></description><pubDate><![CDATA[20240626]]></pubDate></item>
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<title><![CDATA[Wireline Core Barrel Head Assembly]]></title><link><![CDATA[https://coredrillpros.en.ec21.com/Wireline-Core-Barrel-Head-Assembly--11951642_11951647.html]]></link><description><![CDATA[Hole diameter
Core diameter
Hole diameter
Core diameter
BQ
60
36.4
2.36
1.43
NQ
75.7
47.6
2.98
1.88
HQ
96.1
63.5
3.78
2.5
PQ
122.7
85
4.83
3.34
Triple tube surface
NQ3
75.7
45
2.98
1.78
HQ3
96.1
61.1]]></description><pubDate><![CDATA[20240614]]></pubDate></item>
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<title><![CDATA[Best Selling Worldwide PDC Bit Steel Pdc Mill Drilll Bit for Limestone]]></title><link><![CDATA[https://yalunzuntou.en.ec21.com/Best-Selling-Worldwide-PDC-Bit--11940816_11946784.html]]></link><description><![CDATA[hole openerand other drilling accessories.
Production advantage：
High quality raw materials ：
Strictly in accordance with the standards, carefully select materials, refused to jerry-built, reliab]]></description><pubDate><![CDATA[20240604]]></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[well drilling, building pile foundation, and inverted hole construction drilling;Used for ventilation and exhaust in tunnels, monitoring drilling of rock structures, and concrete sampling drilling.]]></description><pubDate><![CDATA[20240405]]></pubDate></item>
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<title><![CDATA[5 Inch DTH Drill Pipe]]></title><link><![CDATA[https://tontandrill.en.ec21.com/5-Inch-DTH-Drill-Pipe--11886458_11886462.html]]></link><description><![CDATA[5 Inch DTH Drill Pipe
Product Description
The DTH drill pipe
is meticulously engineered for Down-the-Hole drilling operations, offering enhanced drilling capabilities across various applications. Its]]></description><pubDate><![CDATA[20240110]]></pubDate></item>
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<title><![CDATA[FRP Body and Body Parts,FRP Dashboard,Frp Front Panel, Fiberglass Fender Board]]></title><link><![CDATA[https://lanmon.en.ec21.com/FRP-Body-and-Body-Parts--11074542_11074552.html]]></link><description><![CDATA[hole positions on the mould,then trim according to the marks to
gaurantee the mounting dimensions
4th Adhesion: Professional mould and Temperature and worker
5th Surface treatment :
6th Painting
7th ]]></description><pubDate><![CDATA[20200306]]></pubDate></item>
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<title><![CDATA[API Oilfield Well Drilling Casing Guiding Float Collar and Float Shoe for Cementing]]></title><link><![CDATA[https://zhongshigroup.en.ec21.com/API-Oilfield-Well-Drilling-Casing--11790563_11790572.html]]></link><description><![CDATA[hole.
In addition,large plugs must be used to seperate the cement from the mud and have to be drilled out, along with any cement in the casing. The Stab In Float collar&amp;shoe is used for cementing lar]]></description><pubDate><![CDATA[20230516]]></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[It is connected between the diamond bit and the core tube to enlarge the aperture and trim the hole wall to ensure that the aperture does not shrink. Because of the small difference between the diame]]></description><pubDate><![CDATA[20231012]]></pubDate></item>
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<title><![CDATA[PCD Sintering Drilling Bit for CFRP/GFRP]]></title><link><![CDATA[https://omp1.en.ec21.com/PCD-Sintering-Drilling-Bit-for--11709368_11718444.html]]></link><description><![CDATA[Feature of PCD drilling bits:
The raw materials are imported PCD,High standards, High quality holes,A variety of chip flutes, and the design of chip flutes is suitable for different processing materi]]></description><pubDate><![CDATA[20230201]]></pubDate></item>
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<title><![CDATA[TCI(Tungsten Carbide Insert) Tricone Drill Bit for Hard Rock Formation Blasting Using]]></title><link><![CDATA[https://amyzhang86.en.ec21.com/TCI-Tungsten-Carbide-Insert--11743960_11744667.html]]></link><description><![CDATA[hole by compression air. Tricone bits come in several different varieties, and can deal with a wide range of different rock formations. It is important to know the type of formation you are drilling ]]></description><pubDate><![CDATA[20230310]]></pubDate></item>
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<title><![CDATA[ODEX Casing Drilling System(ODEX90,ODEX115)]]></title><link><![CDATA[https://hncsthzj.en.ec21.com/ODEX-Casing-Drilling-System-ODEX90--4293202_4303576.html]]></link><description><![CDATA[hole of building, dam and harbour project.
Design Principles
Make the casing follow easy and the equipment and operation simple 
Outstanding Advantages
Simple structure,simple operation,reliable qual]]></description><pubDate><![CDATA[20130115]]></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[bit, bi-center bit, Torkbuster, PDC reamer, PDC hole opener, rock reamer, customized cutters.
5.Please contact 
Whatsapp:8618232186601
8618031733007 
great25(a)zkdrilling.com; great03(a)pdcbit.net
]]></description><pubDate><![CDATA[20220729]]></pubDate></item>
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<title><![CDATA[Split Set Driver Split Set Dolly Pusher Split Set Stabilizer 33mm]]></title><link><![CDATA[https://zhongxiangsteelgroup.en.ec21.com/Split-Set-Driver-Split-Set--11773260_11776056.html]]></link><description><![CDATA[Split Set Driver(Dolly Pusher):The Split Set bolt is driven into a slightly smaller hole using same percussion drill which made the hole. Various male and female driver tools are available to fit all]]></description><pubDate><![CDATA[20230425]]></pubDate></item>
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<title><![CDATA[API Standard Non-welded Bow Spring Centralizers]]></title><link><![CDATA[https://senwell2008.en.ec21.com/API-Standard-Non-welded-Bow--9714769_9714785.html]]></link><description><![CDATA[Hole size (in)
24&amp;rdquo; 26&amp;rdquo;
22&amp;rdquo; 24&amp;rdquo;
20&amp;rdquo; 22&amp;rdquo;
18
17 1/2&amp;rdquo;
17 1/2&amp;rdquo;
12 1/4&amp;rdquo;
12 1/4&amp;rdquo;
9 7/8&amp;rdquo;
8 1/2&amp;rdquo;
8 1/2&amp;rdquo;
8 1/2&amp;rdquo;
6 1/2&amp;rdquo;
]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[MAXDRILL  Top Hammer Taper Chisel Bit]]></title><link><![CDATA[https://maxdrill02.en.ec21.com/MAXDRILL-Top-Hammer-Taper--8458610_8459179.html]]></link><description><![CDATA[Taper Chisel Bit is generally matched with the light-duty rock drill, to drill the rock hole within diameter of 50mm. It is widely used in metallurgy mine, geological exploration, water conservancy c]]></description><pubDate><![CDATA[20200630]]></pubDate></item>
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<title><![CDATA[API Tricone Drilling Bit for Oilfield]]></title><link><![CDATA[https://fasterdrillingbit.en.ec21.com/API-Tricone-Drilling-Bit-for--10078504_10078505.html]]></link><description><![CDATA[hole opener,drag bit and other oilfield drilling tools,also carry all major China Manufacturers, such as Kingdream and Beste famous brands. 
We have worked on drilling bits international trade busine]]></description><pubDate><![CDATA[20160725]]></pubDate></item>
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<title><![CDATA[Excavator Bucket Wear Parts Wear Buttons for Maintenance]]></title><link><![CDATA[https://saleshystertech.en.ec21.com/Excavator-Bucket-Wear-Parts-Wear--8784720_8823412.html]]></link><description><![CDATA[hole can be incorporated.
CHEMICAL COMPOSITION
C
Cr
Mn
Mo
Cu
P
Si
S
B,V,Nb
2.5-3.5
15-18
0.5-1.0
0.5-2.5
0.5-1.0
0.02max
0.5-1.0
0.02max
0.1-0.5
THE MECHANICAL PROPERTY
1) Tensile Strength 630 Mpa Mi]]></description><pubDate><![CDATA[20150807]]></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[hole depth is deeper than 2.5m, please use the set of rods, firstly,using shorter drill rods, then the loner rods, which can improve the life of rods; For example,if you want to open a 5m depth hole,]]></description><pubDate><![CDATA[20171011]]></pubDate></item>
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<title><![CDATA[Tapered Drill Bit]]></title><link><![CDATA[https://smilebaby0114.en.ec21.com/Tapered-Drill-Bit--9337439_9337460.html]]></link><description><![CDATA[Product name
Chisel type bits
tapered Types
Tapered chisel bits/ Tapered cross bits/Tapered button bits
Features
tapered cross bits connect with tapered drill rod for drilling holes
Stale and mature ]]></description><pubDate><![CDATA[20141230]]></pubDate></item>
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<title><![CDATA[High Air Pressure DHD, COP, COP Gold, Mission, SD, QL DTH Bits 3&apos;&apos;-12&apos;&apos;]]></title><link><![CDATA[https://cyndee4125.en.ec21.com/High-Air-Pressure-DHD--10512257_10512299.html]]></link><description><![CDATA[Front Spherical Applications: For drilling in medium-hard, medium hole deviation control
For E-catalog or any other questions, you can contact me VIA wookerockdrillequipment at hotmail.com]]></description><pubDate><![CDATA[20230810]]></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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