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<title><![CDATA[EC21 Product Catalogs - construction drilling bits]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/construction_drilling_bits--2644/1/construction drilling bits.html]]></link><item>
<title><![CDATA[4DTH HAMMER DHD340/QL40/MISSION40/SD4/COP44/IR40 High Air-pressure]]></title><link><![CDATA[https://reekerock.en.ec21.com/4DTH_HAMMER_DHD340_QL40_MISSION40--12046530_12046531.html]]></link><description><![CDATA[DTH tools is Widely used in open-pit mining, water wells, foundation construction, slope support and other scenes, using pneumatic, through air conduction to the drill pipe, drill pipe conduction to ]]></description><pubDate><![CDATA[20250304]]></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[drill or portable rock drill, is a tool to create holes in rock surfaces for various purposes. It has a wide applications such as mining, quarrying, and construction. These machines are always lightw]]></description><pubDate><![CDATA[20240711]]></pubDate></item>
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<title><![CDATA[Manufacturers China Wholesale Rock Drilling Tool Offshore Oil Drill PDC Bit Used in Mines Oilfields]]></title><link><![CDATA[https://alicezhu1.en.ec21.com/Manufacturers_China_Wholesale_Rock_Drilling--11937244_11958335.html]]></link><description><![CDATA[construction, mining, horizontal directional drilling(HDD),geothermal and environmental and other industries . 
Langfang Uqier drill bit Co.,Ltd
Contact: Alice Zhu
Tel: 0086-19931326863
Wa: +86133131]]></description><pubDate><![CDATA[20240627]]></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[drilling tool that delivers superior performance in underground exploration and resource extraction. Its advanced hydraulic technology, durable construction, and versatile design make it an essential]]></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[Construction works , Energy &amp; Mining
Weight (KG)：45
FOUNDEDIN 2008
Our main products are tricone bitPDC bit, drag bit, HDD hole openerand other drilling accessories.
Production advantage：
High qu]]></description><pubDate><![CDATA[20240604]]></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[drilling applications.
Brand Name
MIROC
Material
Tungsten Carbide And High Strength Alloy Steel
Series
CIR, BR, COP,DHD,MISSION,QL,SD,NUMA
Application
Quarrying,Construction,Civil engineering,Mining
]]></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[drilling in geology, coalfields, metallurgy, building materials, and mines;Used for rock core engineering survey drilling in highways, railways, bridges, building construction, water and electricity,]]></description><pubDate><![CDATA[20240405]]></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[Bit is suitable for multiple industries including manufacturing plant, machinery repair shops, construction works, energy &amp; mining. It has an API connection type and is mainly used for well drilling.]]></description><pubDate><![CDATA[20240207]]></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[drilling, reduce blow rate suitably,avoid to work under the bending condition. 
According to the working condition, if the rod is easily to stuck to the stratum, cross bit is the better choice or jus]]></description><pubDate><![CDATA[20171011]]></pubDate></item>
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<title><![CDATA[Diamond Impregnated Bits, Diamond Core Bits, Impregnated Bits AQ BQ NQ HQ PQ]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Diamond_Impregnated_Bits_Diamond_Core--10772805_10772810.html]]></link><description><![CDATA[drilling performance on various formations with different hardness.
Application: geological exploration, water conservancy, building construction etc drilling fields.
Impregnated core bits Matrix sel]]></description><pubDate><![CDATA[20210520]]></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_Tricone--11743960_11744667.html]]></link><description><![CDATA[drill bits are widely used in mining, oil, gas, water well drilling, HDD, quarrying and construction.
Company Information
Hunan TianYing Drilling Machine Manufacturing Co., Ltd. was founded in 1958, ]]></description><pubDate><![CDATA[20230310]]></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 bits, drill pipes, mud pumps and stabilizers for water wells, oil fields, construction, geothermal energy development, directional boring and underground foundation works.
Our purpose is to sup]]></description><pubDate><![CDATA[20130708]]></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[bit, bench drilling, coupling sleeves,drill pipe for mining and construction. There are more than 300 sales service providers in China, and the products are exported to Australia, Africa and Southeas]]></description><pubDate><![CDATA[20180428]]></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_Chisel--8458610_8459179.html]]></link><description><![CDATA[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 construction, ]]></description><pubDate><![CDATA[20200630]]></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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