http://www.ec21.com/ec-market/pdc drill bit.html http://lqzxgj.en.ec21.com/PDC_Bits_for_Roof_Bolting--2987047_2987074.htmldrilling good abrasion resistance improved bit life and rate of penetration anchor shank drill bits suitable for soft m20091125 http://celery66.en.ec21.com/Polycrystalline_Diamond_Composite_PDC_for--3534899_3588117.html Specifications 13.33x1.6x0.5,13.33x3.2x0.5,13.33x3.2x1,13.44x8x0.5, 13.44x8x1.5,13.44x8x1.6,13.44x8x1.8,13.44x8x2.20091027 http://jackylu.en.ec21.com/Pdc_Drill_Bit_Pdc_Bit--3898329_3898416.html PDC(polycrystalline diamond compact) drill bit is a new product after the hot-pressed and electroplated drill bit rec20091026 http://ivysun2008.en.ec21.com/New_and_Used_Drill_Bits.Rock--2701664_2837641.html we are a agent of tricone bits in China.we sale new and used tricone bits (TCI and Steel tooth ),PDC bits,drill pipe d20090122 http://fdmaterial.en.ec21.com/PDC_Drill_Bit--2593738_2593809.htmlPDC (Polycrystalline Diamond compact)drill bit is a new product after the hot-pressed and electroplated drill bit in re20081027 http://drilling.en.ec21.com/Tricone_Bit_Drill_Pipe_Drill--2711539_2711540.htmldrilling rigs. At the same time, we purchase bad rock bits of Oilfield, PDC, and used Drill Pipe (73, 89,127), the Mud 20080331 http://198313sltt.en.ec21.com/Drill_Bits_Pdc_Bits_Oil--2038081_2136745.htmlDimension of Drill Bit : 4 1/4"--36" Types of Dirll Bit : Milled Teeth Bits Inserted Compact Bits Types of Bearing : Jo20070810 http://tuguanjun.en.ec21.com/PDC_Drill_Bit_TSP_Drill--1505753_2375375.htmlPDC, TSP and natural diamond drilling bits, core bit and bit for special applications. The annual output is 1, 000 piec20071022 http://amyiven.en.ec21.com/PDC_Bit--2254452_2409263.html PDC bit for bolting hole drilling, Mineral exploration, hot spring, oil and gas drilling etc. Diameter: 27mm to 508mm 20100104 http://anny3.en.ec21.com/Drill_Pipe--3747493_3862030.htmldrill equipment company producing new drill pipe,tricone bits,PDC bits and also can supply used tricone bits including 20100104 http://lindaguo.en.ec21.com/Resin_Bond_Diamond_CBN_Grinding--3988162_3996292.htmlPDC Drill bits, Carbide Drill Bits, Carbide and PCD/CBN Cutting Tools, and etc. Common Specification We can design and20100104 http://lydia321.en.ec21.com/Drill_Bits_Drill_Pipe_Tricone--3150800_3151537.htmlPDC bits and drill pipe.Various of model and dimension available.Good condition and reasonable price. If you find any 20091230 http://bitschina.en.ec21.com/Used_PDC_Bits--4001649_4001650.htmldrill equipment. At present we would like to purchase a large quantity of used pdc bits and scrap tricone bits. We ar20091226 http://oldstone.en.ec21.com/PDC_Polycrystalline_Diamond_Compact--2623190_2834816.htmlmedium hard rock formations. PDC Rock Cutter for Oil Well Drilling Bits contact: shonali msn: old-stone(at)live.cn 20091223 http://longwaydrill.en.ec21.com/Drill_Pipe_Tricone_Bits--4016317_4022094.html 1. Drill bits drill bits and PDC bits which used on the oilfield and water well, the size20091222 http://bjretop.en.ec21.com/PDC_Bits--3674329_3668665.htmlbit is balanced that resulting bettle stability of the bit. main cutters are high performance PDC cutters to insure se20091210 http://candy23112009.en.ec21.com/PDC_polycrystalline_Diamond_Compact--3957621_3984602.html The polycrystalline diamond compact - PDC is the compact of a polycrystalline diamond layer and a tungsten carbid20091205 http://longwaydrilling.en.ec21.com/Drill_Bits--3970372_3970375.html drill bits and PDC bits which used on the oilfield and water well, the sizes: 5 7/8"--17 1/2"(both insert drill bit20091129 http://swdrilling.en.ec21.com/Tricone_Bits--3950388_3950410.html drill bits and PDC bits which used on the oilfield and water well, the sizes: 5 7/8"--17 1/2"(both insert drill bits a20091119 http://lttmary.en.ec21.com/Pollycrystalline_Diamond_Compact--2057518_2057533.htmlPDC is used for producing the petroleum and geological drill bits as well as the drilling tools like work drill bits. T20091113 http://cnhuayan.en.ec21.com/PDC_Bits--3756299_3756345.html PDC-Pollycrystalline Diamond Compact PDC is such compound material which possesses the super wearability of the diamon20091027 http://dragbits.en.ec21.com/Step_Drag_Bits_Chevron_Drag--3843374_3843393.htmlPDC drag bits clay bits drag bits, step drag bits, chevron drag bits, API Reg thread drag bits, API IF thread drag bits20090925 http://pmsuppliercn.en.ec21.com/PDC_Bit--3558792_3747101.htmlPDC cutters optimal designed highly increase efficiency of drilling. 3.Oppose-circumnutation design.The load on bit is 20090817 http://suggroup.en.ec21.com/PDC_Bit--3399864_3403519.htmldrilling efficiency. 4. Structured diamond/carbide interface .Cutter delays the onset of fracturing an20090730 http://hisinscl.en.ec21.com/PDC_Bit--3629718_3647617.htmlPDC bit are widely used in coalfields exploration and for open hole drilling. 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PDC-F (flat cutter) The flat surface combines small specification size 20081231 http://scme.en.ec21.com/Drill_Tools--3032298_3032967.html We have verious drill bit and drill rod, such as: normal type, reinforced type, super -strength type, PDC type, coal d20081218 http://drillings.en.ec21.com/Tricone_Bits--1469140_2858173.html F eilong Drilling Spare Parts Company was established in 1983. Our company can supply drill bits and PDC bits 20081216 http://huanghediamond.en.ec21.com/Diamond_Core_Drill_Bits--3054316_3054452.htmldrilling tools, PCD/CBN blanks,PCD&PCBN cutting tools/insert,PDC drill bits, and so on. we have export our products to 20081202 http://hilary137.en.ec21.com/Coring_Drill_Bit--2271901_2272209.htmlPDC sealed coring drill bit has obtained National Patent. All kinds of diamond drill bits can be designed and manufactu20081202 http://iwillgetsu.en.ec21.com/Steel_Tooth_Bits--2332994_2425521.htmlWe can supply new and used drill bits .The range including Tricone bits(TCI and millded steel tooth bits),PDC bits.Vari20081107 http://drillbank.en.ec21.com/Rock_Roller_Drll_Bits_Diamond--2575027_2575254.htmlDrill Bits (4-3/4" to 11- 5/8") Highly qualified specialists design PDC bits horizontal oil & gas well water or mud cir20081009 http://gutliyang.en.ec21.com/Laser_Cutting_Machine--3065737_3065846.htmlPDC for drill bits Unit Price (RMB) Routine Model 250000 350000 450000 Standard Model 300000 400000 20081006 http://frankhe086.en.ec21.com/Oilfield_Equipment_Drilling_Rig--3049431_3049432.htmlDrill bits: PDC bits,Rock Bits These manufacturers are with API certificates and ISO certi20080923 http://zhangqiuling12.en.ec21.com/Tricone_Bits--2672847_2761355.html we are a agent of tricone bits in China.we sale new and used tricone bits (TCI and Steel tooth ),PDC bits,drill pipe d20080914 http://fd233.en.ec21.com/PDC_Core_Bit--44102_3016124.html we can provide pdc coring bit and non-coring bit.it can be used widely,more suitable for drilling in the stratum with 20080904 http://jeason332.en.ec21.com/PDC_Polycrystalline_Diamond_Compact--3014621_3014669.htmldrilling bits, as well as machine tools. PLAIN INTERFACE This kind of simplified PDC is suitable for making the20080903 http://sonny25.en.ec21.com/Pdc_Bits--2070890_2070891.html More than 400 PDC bits of 3 3/4 to 17 1/2 inch size available from SMITH, REED, HUGHES, VAREL, SECURITY and DPI Give u20080820 http://louzhengqing.en.ec21.com/HQ_Rod--2970318_2970351.htmlsynthetic diamonds core bits, PDC bits; 8. Drilling rods; 9. Core barrels; 10. Core lifter and core lifter case; 20080813 http://xiamegan.en.ec21.com/Drill_and_Boring_Bits--1950652_2830313.htmlPDC (Polycrystalline Diamond Compact),CBN grinding wheel. 3U Super Hard Products Co. TSP(thermal stable polycrystalline20080527 http://xielujin.en.ec21.com/Blowout_Preventer--2384542_2704879.htmlPDC Bit Co., Ltd., and Sichuan Kunlun Petroleum Equipment Manufacturing Co., Ltd. Originally started with serving Chine20080328 http://drilling1982.en.ec21.com/Tricone_Bit_Drill_Pipe_Drill--2657182_2657183.htmlWe are from China.We mainly deal with (used and new) Tricone bits & PDC bits, drill pipe,drill collar service for the o20080311 http://lwolfl.en.ec21.com/Polycrystalline_Diamond_Composites--2222969_2302142.htmlPDC cutter has high hardness, wear resistance and great tenacity, widely used for making drill bits / tools for oil, ga20070928 http://ylhhcg.en.ec21.com/Drilling_Bits_and_Diamond_Bits--1078617_1083086.htmlWe supply all kinds of drill bits and diamond bits(PDC BIT,TSPBIT,CORE BIT AND SO ON) with good quality and competitive20051208 http://wealth99.en.ec21.com/Oil_Well_Drilling_Tools--1771490_1771512.htmlOur company?s oil well drilling tools include diamond PDC bit, core cutter, three scraper bit, stabilizer, fishing tool20070228