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taihe petroleum is a chinese drill string tools manufacture specializing in drill string tools drill pipe, Heavy Weight drill pipe, drill collar, kelly,drill bit . we serve the drill company across the world.
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Advanced equipment produces tools that meet the toughest demands
Standard：API Spec 5DP
Grade：E,X,G,S,V,SS75,SS95,SS105
Size：2 3/8"--6 5/8"
Connected Type:NC,FH,THDS,THXT
Standard：API Spec 7-1，API Spec 7-2
Processing：Integral、Welding
Size：3 1/2"--6 5/8"
Length：9.2m--13.5m
Type：HWDP、Spiral-HWDP
Standard：API Spec 7-1、API Spec 7-2、 NS-1
Type：Slick、Sprial、Non-Magnetic
Grade： 4145H、4145HMOD、P530 、P550、P650
Size：3 1/8"--14"
PDC Drill bit, pdc core drill bit PDC roller cone composite drill bit,PDC Eccentric Bit,PDC twin -
diameter bit
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Built tough for the hardest jobs
All materials come from China first class steel factory
establish and follow procedures for maintaining the heat identity of all drillpipebody
Advanced flaw detection ensures quality before delivery
