Peb cov chaw tsim khoom zoo thiab tshwj xeeb zoo tswj thoob plaws txhua theem ntawm kev tsim khoom ua rau peb lav tag nrho cov neeg siv khoom txaus siab rau Pdc,Scrap Pdc khoom, Drilling Bits Dej Zoo, Ntxig Pob Zeb,Dej Zoo Tricone Rock Bit.Peb tseem tab tom nrhiav los tsim kev sib raug zoo nrog cov neeg muag khoom tshiab los muab cov kev daws teeb meem tshiab thiab ntse rau peb cov neeg siv khoom muaj txiaj ntsig.Cov khoom yuav muab rau thoob plaws lub ntiaj teb no, xws li Europe, America, Australia, Thaib teb, Uruguay, Pretoria, Juventus.Our cov khoom yog nrov heev nyob rau hauv lo lus, zoo li South American, Africa, Asia thiab thiaj li nyob.Cov tuam txhab "tsim thawj cov khoom lag luam" raws li lub hom phiaj, thiab siv zog xa cov neeg siv khoom nrog cov kev daws teeb meem zoo, nthuav tawm cov kev pabcuam zoo tom qab muag thiab kev txhawb nqa, thiab cov neeg siv khoom sib koom ua ke, tsim kom muaj kev ua haujlwm zoo thiab yav tom ntej!