Nrog rau peb cov kev pabcuam thauj khoom thiab kev saib xyuas zoo, tam sim no peb tau lees paub tias yog ib tus neeg muag khoom muaj kev ntseeg siab rau ntau tus neeg siv khoom thoob ntiaj teb rau 17 1/2 "Cov Menyuam Cone Bit,Junk Tricone Rock Bit, Tricone Bits Iadc 517/537, Drill Bits Manufacturers,Tricone Ntsis 12 1/4.Peb zoo siab tos txais cov neeg siv khoom thoob plaws lo lus los tiv tauj peb rau kev lag luam kev sib raug zoo yav tom ntej.Peb cov khoom yog qhov zoo tshaj plaws.Ib zaug xaiv, Perfect Forever!Cov khoom yuav muab xa mus rau thoob plaws ntiaj teb, xws li Europe, Amelikas, Australia, Zambia, Algeria, Netherlands, Porto.Cov khoom tau raug xa tawm mus rau Asia, Mid-sab hnub tuaj, Tebchaws Europe thiab Lub Tebchaws Yelemees.Peb lub tuam txhab tau tas li tuaj yeem hloov kho cov khoom ua tau zoo thiab kev nyab xeeb kom tau raws li kev lag luam thiab siv zog ua tus A saum toj kawg nkaus ntawm kev ruaj ntseg zoo thiab kev pabcuam siab dawb.Yog tias koj muaj kev hwm los ua lag luam nrog peb lub tuam txhab.peb yuav twv yuav raug hu ua peb qhov zoo tshaj plaws los txhawb koj txoj kev lag luam hauv Suav teb.