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17 1/2" IADC517 Tricone Bit/Rock Drill Bit/Roller Cone Bit
4.Q:What is your price advantage?A:We are 100% factory directly sales,API production process guarantee,Provide customized services for brand processing.Reduce the cost of drilling for you, worry free after-sales service. Welcome to book a video-call to inspect our factory.5.Q:What is the minimum or
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PDC Non-Coring Drilling Bit for Rock Formation
Basic Info. Model NO. 89mm~150mm
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Concentric/Symmetric Slide Block Casing Drilling Pilot Bit
Type1.Casing tube2.Drill pipe3.Guide sleeve4.DTH hammer5.Casing shoe6.Guide device7.Reamer8.Pilot bitHOD90Maximum OD:115mm Minimum ID:102mmconnection thread:API 23/8"REG OD:76mm wrech flats:65mmEffective length: 174mmHD35,COP32, IR3.5,QL30L3=90mm,L4=55mm, D3=101mm,D4=93mmL1=35mm,L2=138mm, D1=92
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40mm Tapered 7 Degree Button Bit for Boring Holes
Rock GradeHardness LevelTypical RockF gradeApplicable button bitIThe hardestthe hardest and compact quartz, basalt and other special hard rocksf=20The best qualityIIstrong hardvery hard granite&quartz porphyry&siliceous schist, hard quartz, the hardest sandstone &limenstone rockf=15The b
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Coated Altin Solid Carbide 2 Flutes Drill Bit with Inner Cooling Hole
Basic Info. Precision High Precision
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Customized Cutting Tool Annular Drill with Universal Shank
Overview Product DescriptionDetailed PhotosCertificationsCompany ProfileExhibitionWorkshopFAQ
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Huazuan Core Diamond Drilling Bit
Overview Product DescriptionProduct AdvantageQuality ControlPackaging & ShippingAbout UsFAQ
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Gl3120-508 Well Drill Bits for Sale Detail
TypeNumber ofAir holeDIa.(mm)Weight(kg)Gauge ButtonFront ButtonMatching DTH HammerGL4.5-1152115-1186.47×146×12GL4.5GL4.5-1202120-12377×146×12GL4.5-1302130-13387×146×12GL4.5-1402140-1438.27×146×12GL4.5-1502150-15397×146×12GL330-85282-853.46&