DTH laum ntsis

  • TH drill bit Taper drill bits

    TH taum me ntsis Taper laum khoom

    Cov khoom siv laum yog tsim los ntawm qib kawm tawv thiab cov hlau tshwj xeeb, feem ntau sib phim nrog lub teeb-lub luag haujlwm pob zeb laum, kom tho lub pob zeb qhov ntev li ntawm 50mm. Cov cuab yeej siv laum yog siv rau hauv qhov chaw khawb av, kev tshawb nrhiav av, kev siv dej, kev txuag dej, hluav taws xob, tsheb khiav, lub qhov, chaw txua txiag zeb, lub teb chaws tiv thaiv pob zeb thiab lwm yam.