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<title><![CDATA[EC21 Product Catalogs - 4 bits]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/4-bits--2644/1/4 bits.html]]></link><item>
<title><![CDATA[HA Rubber Seal Well Drill 13 3/4&quot; Steel Tooth Tricone Bit Oil Drilling Tools]]></title><link><![CDATA[https://alicezhu1.en.ec21.com/HA-Rubber-Seal-Well-Drill--11937244_11944298.html]]></link><description><![CDATA[Applicable Industries：Manufacturing Plant, Machinery Repair Shops, Farms, Construction works , Energy &amp; Mining
Weight (KG)：45
FOUNDEDIN 2008
Our main products are tricone bitPDC bit, drag bit, HD]]></description><pubDate><![CDATA[20240529]]></pubDate></item>
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<title><![CDATA[Drag Bit, Blade Drill Bits, Step Drag Bits, Chevron Drag Bits, 3 Wings Drag Bits, 4 Wings Drag Bits]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Drag-Bit-Blade-Drill--10772776_10772832.html]]></link><description><![CDATA[bit wing by a special process to ensure a strong bond that will not shear or break when drilling through hard formations, three or four wings drag bits are available with either stepped or chevron pr]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<title><![CDATA[4&apos;&apos;Button Bit From  Factory with Great Price]]></title><link><![CDATA[https://cyndee4125.en.ec21.com/4-Button-Bit-From--10512257_10512651.html]]></link><description><![CDATA[4&apos;&apos; Button Bit From Factory with Great Price
Dia.: ø108, ø115, ø121, ø127, ø130 mm
Spline: 6, 8,10, 12
Type: DHD340, SD4, Mission40, QL40, Wooke40
Bit Head Design and selection:
1. Flat front Sp]]></description><pubDate><![CDATA[20230810]]></pubDate></item>
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<title><![CDATA[Tungsten Carbide Alloy Drill Bit Woodworking Through Hole Drilling Bit CNC Router Dia.4mm-15mm Hole]]></title><link><![CDATA[https://gddaniel.en.ec21.com/Tungsten-Carbide-Alloy-Drill-Bit--11407065_11413437.html]]></link><description><![CDATA[Note：you can choose more size in European Type Through Hole Gang Drill Bits
Woodworking Through Hole Gang Drill Bits Wood Carbide Row Drilling Bit OVL Length 70mm for Wood
SpecificationProduct Name]]></description><pubDate><![CDATA[20210710]]></pubDate></item>
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<title><![CDATA[11degree H22 32/34/36/38/40mm Taper Button Bit]]></title><link><![CDATA[https://reekerock.en.ec21.com/11degree-H22-32-34-36--12046530_12046540.html]]></link><description><![CDATA[11° taper drill bit, made of high-quality alloy and carbide buttons, is suitable for small hole blasting. It has 4/5/6/7/8 and buttons, diameter: 32-41mm, length: 50- 5mm, available in H22 specifica]]></description><pubDate><![CDATA[20250304]]></pubDate></item>
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<title><![CDATA[Cutter Wear-Resistant Long Life Hammer Drill Bit]]></title><link><![CDATA[https://fangdatoolsamnonbiu.en.ec21.com/Cutter-Wear-Resistant-Long-Life--12043831_12043833.html]]></link><description><![CDATA[L Flute 4 Cutter Wear-Resistant Long Life Hammer Drill Bit
The Square Tube Cutting Machine offers several advantages over traditional cutting methods. It boasts high efficiency, reducing the time req]]></description><pubDate><![CDATA[20250219]]></pubDate></item>
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<title><![CDATA[Maxdrill High Performance R32 102mm Reaming Drill Bit]]></title><link><![CDATA[https://juliewang6.en.ec21.com/Maxdrill-High-Performance-R32-102mm--12034560_12036651.html]]></link><description><![CDATA[bit
Reaming tools:
Product DespcriptionRemarks:
Hemispherical-66(Usually for very hard rocks)
Ballistic-65(Ususally for medium hard rocks)
Semiballistic-64(Usually for medium hard rocks)
Conical-67(U]]></description><pubDate><![CDATA[20250114]]></pubDate></item>
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<title><![CDATA[YT24/YT27/YT28/YT29A Handheld Rock Drilling Machine Supplier Jack Hammer On Sale]]></title><link><![CDATA[https://bestone523.en.ec21.com/YT24-YT27-YT28-YT29A-Handheld--11962094_11966986.html]]></link><description><![CDATA[bit, air pipe, cable, etc.) are intact. Then choose the appropriate drill bit according to your needs.
2. 
Wear protective gear such as a hard hat, goggles, ear plugs or earmuffs, gloves and a dust m]]></description><pubDate><![CDATA[20240711]]></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[bits and accessories to meet specific drilling requirements, allowing operators to customize the rig for different geological conditions and exploration targets.
Drilling Depths
CORE BIT OD（mm）/I]]></description><pubDate><![CDATA[20240614]]></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[4. Equipped with 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 conditi]]></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[4: The impregnated diamond core 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]]></description><pubDate><![CDATA[20240405]]></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[bits
Low air pressure down the hole button bits
COP34,HD35,IR3.5
Bit Dia.
NO.Air
Gauge
Front
Weight
(mm)
Holes
Buttons
Buttons
(Kg)
85
2
6×φ13
4×φ12
4.2
90
2
6×φ14
4×φ12
4.5
95
2
6×φ14
4×]]></description><pubDate><![CDATA[20240311]]></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[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[BitsMachine TypeDrilling ToolCertificationAPI / ISODiameter3 3/4&quot;~26&quot;Surface TreatmentPolishingAdvantageHigh Performance Applications:Oil Drill Bit is a high-performance tool used in drilling oil wel]]></description><pubDate><![CDATA[20240207]]></pubDate></item>
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<title><![CDATA[2015 Hot Sales Api Standard 12-1/4]]></title><link><![CDATA[https://senwell2008.en.ec21.com/2015-Hot-Sales-Api-Standard--9714769_9714989.html]]></link><description><![CDATA[Bit size
2.Body type
3.Connection
4.Port of destination if you need a CNF or CIF price
5.Ideal delivery date if you need the bits urgently
Our Services:
1.Quality products at favorable price in a rig]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[5lz73]]></title><link><![CDATA[https://sddydriil.en.ec21.com/5lz73--9472420_9493152.html]]></link><description><![CDATA[5LZ73 
O.D.(mm):73 
Suitable well size (mm): 95-149 
Thread Type: 2-3/8 REG 
Lobes: 5:6 
Recommended Flow Rate(L/S): 2~5 
Bit Speed Range( R/M): 100-230 
Motor DifferentialPressure(Mpa):2.0 
Operatio]]></description><pubDate><![CDATA[20150430]]></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[bit,PDC diamond bit ,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 inter]]></description><pubDate><![CDATA[20160725]]></pubDate></item>
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<title><![CDATA[High Air Pressure DTH Drill Bits]]></title><link><![CDATA[https://lyzs.en.ec21.com/High-Air-Pressure-DTH-Drill--10555896_10557315.html]]></link><description><![CDATA[4&quot;, 5&quot;, 6&quot;, 8&quot;, 10&quot;, 12&quot; 
We can also disign and manufacture the drill bits according to the customer&amp;#39;s detailed requirements. 
High Air Pressure DTH Bits:
Bit dia.(mm)
Part No.
Buttons No.
Splin]]></description><pubDate><![CDATA[20171023]]></pubDate></item>
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<title><![CDATA[Reliable TCI Rotary Tricone Drill Bit with Sealed Bearing for Hard Rock Stone Blasting]]></title><link><![CDATA[https://amyzhang86.en.ec21.com/Reliable-TCI-Rotary-Tricone-Drill--11743960_11750445.html]]></link><description><![CDATA[bit, button bits, DTH bits, PDC bits etc.
4 Q: What&apos;s your MOQ?
A: Our MOQ 1 piece, and also supply sample for your trial.
5 Q: How many day with your delivery?
A: We can delivery goods with 7 days i]]></description><pubDate><![CDATA[20230317]]></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[4.Company Profile
Cangzhou Great Drill Bit Co.,Ltd was founded in 2010, and the company is located in Hejian Development Zone, Hebei Province.We have multiple international advanced CNC machining cen]]></description><pubDate><![CDATA[20220729]]></pubDate></item>
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<title><![CDATA[Oilfield Drill Pipe]]></title><link><![CDATA[https://hbmccarbon68.en.ec21.com/Oilfield-Drill-Pipe--10964119_10995849.html]]></link><description><![CDATA[oilfield drill pipe
Drill pipe plays a decisive role in the process of drilling, it transfered the drilling torque to drill bit, in order to drilling under the well. When it is drilling,drill pipe ha]]></description><pubDate><![CDATA[20200523]]></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[bit for a given application.
2,Core Bit Diameter: Impregnated diamond core bits are available in various diameters, ranging from small sizes for detailed sampling to larger sizes for broader geologic]]></description><pubDate><![CDATA[20231016]]></pubDate></item>
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<title><![CDATA[High Quality Low Air Compressure DTH Mining Drill Bit CIR 50,60,65,70,90,110,130,150,170]]></title><link><![CDATA[https://liners.en.ec21.com/High-Quality-Low-Air-Compressure--10699845_10717351.html]]></link><description><![CDATA[400 km from Shanghai Pudong airport. The transportation is very convenient. It professionally produces various DTH hammer, DTH bit, bench drilling, coupling sleeves,drill pipe for mining and construc]]></description><pubDate><![CDATA[20180428]]></pubDate></item>
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<title><![CDATA[MAXDRILL  Top Hammer Tapered Button Bits]]></title><link><![CDATA[https://maxdrill02.en.ec21.com/MAXDRILL-Top-Hammer-Tapered--8458610_8459144.html]]></link><description><![CDATA[bits, blade bits including cross bit, and chisel bit with taper degree.
(1) Type: button bits 
(2) Size: 19mm, 22mm, 25mm
(3) Diameter: 30-42mm.
(4) Taper: degree 4°46′ 6°, 7°, 11°, 12°.
(5) P]]></description><pubDate><![CDATA[20200630]]></pubDate></item>
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<title><![CDATA[DTH Hammer, Bit]]></title><link><![CDATA[https://unitek1118.en.ec21.com/DTH-Hammer-Bit--8426073_8626007.html]]></link><description><![CDATA[DTH HAMMER, BIT 
-------------------------------------------------- 
HAMMER
BUTTON BIT
HAMMER
BUTTON BIT
TYPE
TYPE
TYPE
TYPE
SWH090D
4&quot;
&amp;Oslash;105
SWH350
15&quot;
&amp;Oslash;380
SWH090S
4&amp;frac12;&quot;
&amp;Oslash;1]]></description><pubDate><![CDATA[20140304]]></pubDate></item>
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<title><![CDATA[AQ Impregnated Diamond Core Bit]]></title><link><![CDATA[https://csdrilling.en.ec21.com/AQ-Impregnated-Diamond-Core-Bit--8382535_9984961.html]]></link><description><![CDATA[4: the impregnated diamond core 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 specificat]]></description><pubDate><![CDATA[20160520]]></pubDate></item>
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<title><![CDATA[Super Quality Dth Bits and Hammers]]></title><link><![CDATA[https://smilebaby0114.en.ec21.com/Super-Quality-Dth-Bits-and--9337439_9337895.html]]></link><description><![CDATA[DTH hammer bit - 
1.Wide range of useage 
2.High quality and best price 
3.Long life and full model 
4.Be certified by ISO9001 
top quality of bits]]></description><pubDate><![CDATA[20160715]]></pubDate></item>
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<title><![CDATA[Oilfield Tricone Tools Roller Tricone Bits Steel Body]]></title><link><![CDATA[https://zhongshigroup.en.ec21.com/Oilfield-Tricone-Tools-Roller-Tricone--11790563_11790616.html]]></link><description><![CDATA[4connection4-1/2” API Reg6-5/8” API Regmake up torque(kn.m)24.1~26.551.7~56.9Rotary speed(RPM)60~26060~260Weight on bit(KN)25~10030~120max.WOB(KN)130150Flow rate(ips)22~3524~48
Company Informatio]]></description><pubDate><![CDATA[20230516]]></pubDate></item>

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