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<title><![CDATA[EC21 Product Catalogs - spiral drill]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/spiral drill.html]]></link><item>
<title><![CDATA[CNC Drill Collar Spiral Milling Machine]]></title><link><![CDATA[https://hongyuancnc.en.ec21.com/CNC-Drill-Collar-Spiral-Milling--10572778_10572794.html]]></link><description><![CDATA[LXK300HY CNC drill collar spiral groove milling machine is the specialized cnc machine tool for milling drill collar, use three milling cutters mill drill collar spiral groove at the same time. The m]]></description><pubDate><![CDATA[20241016]]></pubDate></item>
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<title><![CDATA[Spiral Drill Collars]]></title><link><![CDATA[https://sylvia2009.en.ec21.com/Spiral-Drill-Collars--3522272_5352668.html]]></link><description><![CDATA[The spiral drill collars are made of 4145H modified chromium-molybdenum alloy steel according to API Spec 7 and aSY/T 5144 . All threads can be phosphated,copperised or cold worked. All threads are m]]></description><pubDate><![CDATA[20140113]]></pubDate></item>
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<title><![CDATA[Spiral Bevel Gear for Oil Drilling Rig]]></title><link><![CDATA[https://baoxincme.en.ec21.com/Spiral-Bevel-Gear-for-Oil--3894903_3895130.html]]></link><description><![CDATA[Spiral Bevel Gear for Oil Drilling Rig
Spiral Bevel Gear Features: 1) Material: 42CrMo, 20CrMnMo, 20Cr2Ni4, 35CrMo, 20CrMnTi and other high intensity alloy steel2) Tooth flank carburization and nitri]]></description><pubDate><![CDATA[20121203]]></pubDate></item>
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<title><![CDATA[API Oilfield Drilling Cementing Casing Spiral Casing Centralizer Non Welded Bow Type for Wholesale]]></title><link><![CDATA[https://zhongshigroup.en.ec21.com/API-Oilfield-Drilling-Cementing-Casing--11790563_11790579.html]]></link><description><![CDATA[Casing centralizer is one of the necessary conventional casing accessories, upon well operations completion, the rational use of casing centralizer can play the role of:Reducing lower casing resistan]]></description><pubDate><![CDATA[20230516]]></pubDate></item>
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<title><![CDATA[Scrap PDC Drill Bits, Used Tricone Bits, Large-scale Procurement Year-]]></title><link><![CDATA[https://mukeket.en.ec21.com/Scrap-PDC-Drill-Bits--11241655_12063373.html]]></link><description><![CDATA[drill not passed.
♦ Raw materials: Alloy steel with a special treatment, achieve 
better mechanical properties (Rp0, 2: 1200MPa; Rm: 1100 MPa)
♦ Low torque spiral design and software designed too]]></description><pubDate><![CDATA[20251225]]></pubDate></item>
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<title><![CDATA[China Drill Bit Set for Metal Suppliers]]></title><link><![CDATA[https://ydsools302.en.ec21.com/China-Drill-Bit-Set-for--12053533_12053556.html]]></link><description><![CDATA[drilling, while a 135-degree split-point prevents wandering and enhances precision in hardened steel. Flute design—whether straight, spiral, or parabolic—determines chip removal efficiency and he]]></description><pubDate><![CDATA[20250401]]></pubDate></item>
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<title><![CDATA[PCD End Mill, Cbn End Milling, Mill for Gearbox Bottom]]></title><link><![CDATA[https://pennysue.en.ec21.com/PCD-End-Mill-Cbn--12046948_12050770.html]]></link><description><![CDATA[spiral interpolation milling.
PCD/PCBN milling cutters features
▲The cutting edge adopts laser technology, the cutting edge is sharp, and the cutting is light and suitable for high-speed occasions.]]></description><pubDate><![CDATA[20250401]]></pubDate></item>
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<title><![CDATA[Hose Wire]]></title><link><![CDATA[https://metalsun.en.ec21.com/Hose-Wire--6713170_7596310.html]]></link><description><![CDATA[spirally wrapped. The high-pressure rubber tubes can resist high temperature, high pressure, high impact according to different applications, and can be applied in specific occasions such as machiner]]></description><pubDate><![CDATA[20241202]]></pubDate></item>
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<title><![CDATA[2 Phase Horizontal Decanter Centrifuge]]></title><link><![CDATA[https://koenmachine123.en.ec21.com/2-Phase-Horizontal-Decanter-Centrifuge--11980967_11980976.html]]></link><description><![CDATA[spiral components.
3. Scroll conveyor flight inside this continuous centrifuge is painted by abrasion resistant alloy or welded by hard alloy. Moreover, main components on our horizontal decanter cen]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[89*2*1500mm Screw Piles Metal Ground Spike Pole Anchor with Low Price]]></title><link><![CDATA[https://189635582sales011234.en.ec21.com/89-2-1500mm-Screw-Piles--11925367_11967611.html]]></link><description><![CDATA[spiral foundation pile is faster. Its construction steps are simple, only need to drill part of the ground drill into the ground, and then through the appropriate torque to screw it into the ground, ]]></description><pubDate><![CDATA[20240712]]></pubDate></item>
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<title><![CDATA[Holemaking Tools Solid Tungsten Carbide Drill Bits Reamer Boring Tools]]></title><link><![CDATA[https://zyjcarbide20.en.ec21.com/Holemaking-Tools-Solid-Tungsten-Carbide--11446024_11322720.html]]></link><description><![CDATA[HRC50 Solid Tungsten carbide drill Bits for AluminumCut Diameter:6.35mmCut Length:38mmShank Diameter:7mmTotal Length:100mmFlute:2 flutesWorkpieces:Aluminum
The types of carbide milling cutter we supp]]></description><pubDate><![CDATA[20240628]]></pubDate></item>
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<title><![CDATA[Cartridge Heater with Fiberglass Wire, Swaged-in Mold Heating]]></title><link><![CDATA[https://polluxinte.en.ec21.com/Cartridge-Heater-with-Fiberglass-Wire--11391840_11957657.html]]></link><description><![CDATA[spiral heating alloy wire (nickel-chrome 8020) along the central axis of the tube, fill and compact the space with magnesium oxide sand having good insulation and thermal conductivity, seal the mouth]]></description><pubDate><![CDATA[20240626]]></pubDate></item>
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<title><![CDATA[Double Spiral Single Stem Wire Tube Brushes]]></title><link><![CDATA[https://brushfuyi.en.ec21.com/Double-Spiral-Single-Stem-Wire--11941513_11941514.html]]></link><description><![CDATA[Spiral Tube Brush
is mainly used for cleaning chimneys, smoke ducts, and boilers. It can also be used for polishing and deburring workpieces, suitable for both electric drills and CNC lathes. The rod]]></description><pubDate><![CDATA[20240523]]></pubDate></item>
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<title><![CDATA[High Pressure Oil Resistant SAE 100R4 Hydraulic Rubber Hose]]></title><link><![CDATA[https://huiyahose.en.ec21.com/High-Pressure-Oil-Resistant-SAE--11034261_11034267.html]]></link><description><![CDATA[spiral of body wire, and an oil and weather resistant synthetic rubber cover.
Construction: This hose shall consist of an inner tube of oil resistant synthetic rubber, a reinforcement consisting of a]]></description><pubDate><![CDATA[20240516]]></pubDate></item>
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<title><![CDATA[AULISS Rotary Screw Air Compressor]]></title><link><![CDATA[https://als123.en.ec21.com/AULISS-Rotary-Screw-Air-Compressor--11872104_11916202.html]]></link><description><![CDATA[drilling machinery, ventilation systems, and for material handling.
Screw Air Compressor Working Principle
The cylinder of the wholesale screw air compressor contains a pair of intermeshing spiral ro]]></description><pubDate><![CDATA[20240326]]></pubDate></item>
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<title><![CDATA[Kimdrill Fluted Reamer HDD Trenchless Tools]]></title><link><![CDATA[https://unibusinessjoyce.en.ec21.com/Kimdrill-Fluted-Reamer-HDD-Trenchless--8761108_5628352.html]]></link><description><![CDATA[drill pipes, reamer, swivel, drill head.
Diameter ranges from 200mm to 1800mm
Suitable for sand and medium-to-hard soil
Spiral flutes promote flow of slurry past reamer
Alloy teeth provide highly eff]]></description><pubDate><![CDATA[20240311]]></pubDate></item>
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<title><![CDATA[CNC Turning]]></title><link><![CDATA[https://ysrapid01.en.ec21.com/CNC-Turning--11777230_11908773.html]]></link><description><![CDATA[drilling, reaming, reaming&amp;boring. What are the main advantages of china cnc turning services?
1. The quality is stable and the precision is high.
2. CNC lathing can be multi-coordinate linkage, and ]]></description><pubDate><![CDATA[20240305]]></pubDate></item>
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<title><![CDATA[2F HRC65 Blue Nano Coated Tungsten Carbide Ball Nose End Mill]]></title><link><![CDATA[https://laiwei2023.en.ec21.com/2F-HRC65-Blue-Nano-Coated--11880273_11881374.html]]></link><description><![CDATA[End mills have cutting teeth on both sides; therefore, this tool can be used very successfully for avariety of drilling operations. The name &quot;end mill&quot; is a common term for flat-bottomed tools. The m]]></description><pubDate><![CDATA[20231229]]></pubDate></item>
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<title><![CDATA[Oil Drilling Motor (Can Replace GE752AR)]]></title><link><![CDATA[https://710069.en.ec21.com/Oil-Drilling-Motor-Can--769584_769615.html]]></link><description><![CDATA[YZ08 and YZ08A DC motor are high power series excited DC motor developed for electric drive oil drilling machine. The international advanced technology has been adopted in it such as Kapton insulatio]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Carbon Steel Seamless Pipe]]></title><link><![CDATA[https://hebeifusion.en.ec21.com/Carbon-Steel-Seamless-Pipe--11708757_11708761.html]]></link><description><![CDATA[drill pipes, automobile transmission shafts, Bicycle racks, and steel scaffolding used in building construction, etc.
2. Carbon Steel Seamless Pipe Parameters
Hebei Fusion Fittings Manufacture Co., L]]></description><pubDate><![CDATA[20230114]]></pubDate></item>
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<title><![CDATA[Rockfall Fence]]></title><link><![CDATA[https://chinainnovat1.en.ec21.com/Rockfall-Fence--11820846_11820850.html]]></link><description><![CDATA[spiral rope mesh, chain link wire mesh and hexagonal wire mesh. With galvanized, powder coated or PVC coated surface, they&apos;re corrosion and rust resistant. The common rockfall barrier combination is ]]></description><pubDate><![CDATA[20230717]]></pubDate></item>
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<title><![CDATA[Extruder  XJW75X12D, XJD150X16D, XJ-250, SJ92/188]]></title><link><![CDATA[https://bjod.en.ec21.com/Extruder-XJW75X12D-XJD150X16D--9399179_1894593.html]]></link><description><![CDATA[Spiral cooling channel is outside the bushing, the distance between cool water/hot water and rubber material is about 10mm and control the temperature of rubber material during required tepmerature w]]></description><pubDate><![CDATA[20150307]]></pubDate></item>
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<title><![CDATA[Drill Collar]]></title><link><![CDATA[https://lxmlinda.en.ec21.com/Drill-Collar--2264741_2264799.html]]></link><description><![CDATA[drill collars
OD 
ID 
length 
mm 
Bevel diameter 
mm 
connection style 
and size 
Bending strength 
ratio 
in 
mm 
in 
mm 
31/8
79.4 
11/4
31.8 
9150 
76.2
??/span&gt; 
NC23
2.57:1 
31/2
88.9 
11/2
38.1]]></description><pubDate><![CDATA[20181026]]></pubDate></item>
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<title><![CDATA[Korean Tools]]></title><link><![CDATA[https://reamers.en.ec21.com/Korean-Tools--3887550_3887557.html]]></link><description><![CDATA[Spiral60&apos; JIS, J5 Tolerance Much Higher Feed rate about 50%
2mm~32mm
HSS NC Spot Drill 
GEM 900 M35
For centering &amp; Chamfering of tapping holes in one operation 90&apos;, 120&apos;
2mm~25mm
Carbide NC Spot Dri]]></description><pubDate><![CDATA[20091021]]></pubDate></item>
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<title><![CDATA[TiAIN Coating Tungsten Carbide Metal Carbide Endmill Helix Angle 30-45 Degree]]></title><link><![CDATA[https://tungstencarbidemetal.en.ec21.com/TiAIN-Coating-Tungsten-Carbide-Metal--11860829_11860830.html]]></link><description><![CDATA[drilling applications with various flutes of 2/3/4 and helix angles of 30°-45°. The overall length of the end cutter is 50-200mm, and its surface can be coated with TiN, AlTiN and TiAIN. It offers ]]></description><pubDate><![CDATA[20231031]]></pubDate></item>
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<title><![CDATA[API-7K Rotary Drilling and Vibrator Hose A821 Oilfield Drilling Hose]]></title><link><![CDATA[https://qingflexhose.en.ec21.com/API-7K-Rotary-Drilling-and--11246359_11802724.html]]></link><description><![CDATA[Rotary Drilling and Vibrator Hose A821~824
Standard: API Spec. 7K FSL 1 - FSL 2 | ABS
Construction: 
Tube: synthetic rubber or UHMW lining, full flow, 
Reinforcement: multi-layer of high tensile supe]]></description><pubDate><![CDATA[20230606]]></pubDate></item>
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<title><![CDATA[TT390 Heavy Duty Plastic Thread Protector for Drill Pipe]]></title><link><![CDATA[https://judysenwell.en.ec21.com/TT390-Heavy-Duty-Plastic-Thread--10919869_10919976.html]]></link><description><![CDATA[GFZ-A Rigid Centralizer
Features:
1. Both straight blade and spiral blade and available.
2. The material can be cast steel or cast aluminum.
Detail Specification:
Technical specifications and paramet]]></description><pubDate><![CDATA[20230206]]></pubDate></item>
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<title><![CDATA[API Standard AISI 4145H Mod 6-1/2]]></title><link><![CDATA[https://senwell2008.en.ec21.com/API-Standard-AISI-4145H-Mod--9714769_9714838.html]]></link><description><![CDATA[drill collar
Spiral drill collar
Non-magnetic material.
Hard band: Arnco100XT, Arnco200XT and Arnco300XT; Botn1000, Botn3000, TCS8000, TCS-Titanium, Armacor M etc. Also we can make according to custo]]></description><pubDate><![CDATA[20170304]]></pubDate></item>
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<title><![CDATA[Low Price Seamless Steel OCTG 7inch 29ppf Casing Oil Api Casing and Tubing Pipe]]></title><link><![CDATA[https://zhuyan230401.en.ec21.com/Low-Price-Seamless-Steel-OCTG--11826223_11829077.html]]></link><description><![CDATA[Petroleum special pipes are mainly used for drilling oil and gas wells and oil and gas transportation. Oil casing is mainly used to support the wellbore during driling and after completion to ensure ]]></description><pubDate><![CDATA[20230803]]></pubDate></item>
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<title><![CDATA[Electrical Connector JL32K4ZYB 150A Plug-in Explosion Proof]]></title><link><![CDATA[https://klk455.en.ec21.com/Electrical-Connector-JL32K4ZYB-150A-Plug--11872763_11872769.html]]></link><description><![CDATA[Drill pipe tong accessories ZQ203-100 pin 0103-12M
35×70 BOP AccessoriesFZ35-70 gate rubber core 5&quot; DFZ1310.01A-02
Front box accessories zj-45Lower angle box bevel gear Z=28 106.11.314.04
Adapter 42]]></description><pubDate><![CDATA[20231203]]></pubDate></item>
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<title><![CDATA[Machine Tools QGG Precision Machine Tool Vise]]></title><link><![CDATA[https://ounuoweicnc2022.en.ec21.com/Machine-Tools-QGG-Precision-Machine--11599656_11833262.html]]></link><description><![CDATA[Structure
The assembly structure of the precision vise is a detachable threaded connection and a pin connection; The linear motion of the movable clamp body is transformed from spiral motion; The wor]]></description><pubDate><![CDATA[20230812]]></pubDate></item>
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<title><![CDATA[Rock Auger]]></title><link><![CDATA[https://janewongli.en.ec21.com/Rock-Auger--11856022_11859074.html]]></link><description><![CDATA[Spiral Height
Normally 1000mm / 1500mm, other avaliable upon request,prolong or shortten, increase of efficiency by drilling more.
Spiral Pitch
Normally 400mm / 500 / 600mm, other avaliable upon requ]]></description><pubDate><![CDATA[20231026]]></pubDate></item>
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<title><![CDATA[PDC Bits, Pdc Drill Bits, Matrix Pdc Bits, Steel Pdc Bits, 5 Blades Pdc Bits]]></title><link><![CDATA[https://gzvilong.en.ec21.com/PDC-Bits-Pdc-Drill--10772776_10772824.html]]></link><description><![CDATA[Bit Sizes:
6” to 17 1/2”
Number of Blades:
3,4,5,6,7,8
Connection thread:
2 7/8&quot;, 3 1/2&quot;, 4 1/2&quot;, 6 5/8&quot; API Pin
Features:
Double rows spiral five blades design, rational allocation of high quali]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<title><![CDATA[Six Layers Heavy-Duty Ultra-High Pressure Spiral Hose]]></title><link><![CDATA[https://chinaflexiblehose.en.ec21.com/Six-Layers-Heavy-Duty-Ultra--10855938_10855948.html]]></link><description><![CDATA[spiral steel reinforcements and oil, special mediums resistant aging resistant rubber outer cover.
Application: Applied to oil drilling industry and lifting hydraulic system of heavy duty engineering]]></description><pubDate><![CDATA[20231106]]></pubDate></item>
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<title><![CDATA[Full Locked Coil Cables]]></title><link><![CDATA[https://aulonewirerope.en.ec21.com/Full-Locked-Coil-Cables--11181001_11181103.html]]></link><description><![CDATA[drilling tools.Products are widely used in crane industry,mining,bridge construction,port machinery and marine and fishing,oil and gas,transportation, light industry,automotive,military, aerospace,wa]]></description><pubDate><![CDATA[20200622]]></pubDate></item>
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<title><![CDATA[China 4-axis &amp; 5-axis CNC Machining]]></title><link><![CDATA[https://richconncnc.en.ec21.com/China-4-axis--11822649_11822656.html]]></link><description><![CDATA[drill bit, spherical cutter, etc. China 4-axis cnc machining and five-axis machining make the processing technology choose more.
02
More processing technologies make the clamping time shorter and les]]></description><pubDate><![CDATA[20230721]]></pubDate></item>
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<title><![CDATA[Ex-Factory Price Popular CNC Machine Tools, Metal Material Processing, High-Precision CNC Machine To]]></title><link><![CDATA[https://15361542990.en.ec21.com/Ex-Factory-Price-Popular-CNC--11598710_11600726.html]]></link><description><![CDATA[drilling, milling, tapping, boring and other processes.​(4) High precision, high performance, high stability precision spindle (Optional)The belt driven spindle has high precision and high rigidity]]></description><pubDate><![CDATA[20220711]]></pubDate></item>

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