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<title><![CDATA[EC21 Product Catalogs - 12 bit]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/12_bit--2644/1/12 bit.html]]></link><item>
<title><![CDATA[Maxdrill 6/7/11/12 Degree Taper Button Bit Rock Drill Bits]]></title><link><![CDATA[https://juliewang6.en.ec21.com/Maxdrill_6_7_11_12--12034560_12034561.html]]></link><description><![CDATA[Maxdrill 6/7/11/12 Degree Taper Button Bit Rock Drill Bits 
Product Specification:
Degree Dimensions D Flushing hole(mm) Buttons(mm) Angle Class Part no. mm in Front No Size Gauge No Size Front No Si]]></description><pubDate><![CDATA[20250103]]></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_COP--10512257_10512299.html]]></link><description><![CDATA[High Air Pressure DHD, COP, COP Gold, Mission, SD, QL DTH Bits 3&apos;&apos;-12&apos;&apos;
Product name: High Air Pressure DTH Bits 3&apos;&apos;-12&apos;&apos;
Details:Matching: DHD, COP, COP Gold, Mission, SD, QL etc.
Bit Diameter: 3 ~ ]]></description><pubDate><![CDATA[20230810]]></pubDate></item>
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<title><![CDATA[Tricone Bit 311mm 12 1/4]]></title><link><![CDATA[https://scott1990s.en.ec21.com/Tricone_Bit_311mm_12_1--7977583_8262304.html]]></link><description><![CDATA[bit 12 1/4 IADC 127Material: 15CrNi4MOCutting element: hard alloy cutting toothSize: 311 mmIADC: 127Bearing Type: Rubber sealed journal bearingThread Connection: 6 5/8 REGWOB(KN/mm): 0.30-0.90RPM(r/m]]></description><pubDate><![CDATA[20131113]]></pubDate></item>
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<title><![CDATA[7/8 buttons 32mm/34mm/38mm 7 Degree 11 degree 12degree Tapered Button Bit]]></title><link><![CDATA[https://smilebaby0114.en.ec21.com/7_8_buttons_32mm_34mm--9337439_9342745.html]]></link><description><![CDATA[1.Tapered connection: 6 7 11 12(deg)
2. Diameter from 33mm to 127mm
3. Skirt: Normal, lengthen, retrac
4. Use:Quarrying, tunneling,underground mining, construction machinery, railway and etc.
]]></description><pubDate><![CDATA[20160715]]></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[12°
Color
Black or as your requirements
Length
600-8000mm
Weight
1.93kg - 25.02kg
Certification
ISO
Why you choose Miroc button bit?
1.Tapered rock drill rod connect with button bits perfectly for d]]></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[12-100mmShank10mmColorsilverFeatureDurable and practicalApplicationMetal thin sheet(Stainless Steel,brass,iron)Product nameHSS hole sawWorking Length2 MMPackingPlastic boxUsageHole saw cuttingPortNin]]></description><pubDate><![CDATA[20240411]]></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[12mm-16mm (super service life)Bit Crown Profiles: “W” profile, “Flat” profile, “Semi-round” profile, “Cross” profile, “Gear profile”Waterways: Various waterways are available for ]]></description><pubDate><![CDATA[20240405]]></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[3lz172 5LZ172 7LZ172 X 7.0]]></title><link><![CDATA[https://sddydriil.en.ec21.com/3lz172_5LZ172_7LZ172_X_7.0--9472382_9493116.html]]></link><description><![CDATA[Bit Speed Range( R/M) 125-200 95~180 70~145 
Motor DifferentialPressure(Mpa) 4 4 4 
Operation Pressure(N.M) 4430 5400 7600 
Output Power(KW) 58-93 54-100 64~102 
Bit Differential Pressure(Mpa) 1.5~7.]]></description><pubDate><![CDATA[20150430]]></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[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×φ13
4.8
100
2
8×φ12
6×φ12
5
105
2
8×φ13
6×φ12
5.5
COP44,D]]></description><pubDate><![CDATA[20240311]]></pubDate></item>
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<title><![CDATA[Cross Bits]]></title><link><![CDATA[https://jiuxiao.en.ec21.com/Cross_Bits--3831461_3831472.html]]></link><description><![CDATA[cross bits diameter: 32mm-65mm;
taper degree: 6, 7, 11, 12;
water hole: 3, 5;
theread: R, T, H;
Our company main products are rock Drilling tools and mining tools, include five series, more than 500 ]]></description><pubDate><![CDATA[20090920]]></pubDate></item>
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<title><![CDATA[Low Air Pressure DTH Drill Bits]]></title><link><![CDATA[https://lyzs.en.ec21.com/Low_Air_Pressure_DTH_Drill--10555896_10012846.html]]></link><description><![CDATA[Bit dia.(mm) 
钻头直径
Part No. 
序号
Buttons No. 
合金齿数
Splines No. 
花键数
Hammer 
适配冲击器
65
ZS65-37J4
7
4
ZS65
70
ZS70-44J4
8
4
ZS70
76
ZS76-44J4
8
4
90
ZS90-54J6
10-11
6
]]></description><pubDate><![CDATA[20171011]]></pubDate></item>
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<title><![CDATA[Tricone Rock Bits, Rock Roller Bits, Roller Cone Bits, Three Cone Bits, TCI Rock Bits, MT Rock Bits]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Tricone_Rock_Bits_Rock_Roller--10772776_10772786.html]]></link><description><![CDATA[bit
7. Journal sealed bearing bit with gauge protection
一 . Recommended Parameter Reference: 
IADC code
WOP (KN/mm)
Rotary speed
(r/min)
Applicable Formation
126, 127
0.35-1.00
70-150
Soft with low]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<title><![CDATA[MAXDRILL Top Hammer Taper Cross Bits]]></title><link><![CDATA[https://maxdrill02.en.ec21.com/MAXDRILL_Top_Hammer_Taper_Cross--8458610_8459161.html]]></link><description><![CDATA[26-100mm.
(4) Taper: degree 4°46′，6°, 7°, 11°, 12°.
(5) Package: in wooden case or in carton.
(6) Productivity: 50000pcs/ month
Our tapered bits include both cross and button designs.
]]></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[NQ Impregnated Diamond Core Bit]]></title><link><![CDATA[https://csdrilling.en.ec21.com/NQ_Impregnated_Diamond_Core_Bit--8382535_9984931.html]]></link><description><![CDATA[12mm-16mm (super service life) 
Bit Crown Profiles: &quot;W&quot; profile, &quot;Flat&quot; profile, &quot;Semi-round&quot; profile, &quot;Cross&quot; profile, &quot;Gear profile&quot; 
Waterways: Various waterways are available for diamond impregna]]></description><pubDate><![CDATA[20160520]]></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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