Tuam Tshoj siab precision stud bolt b7 chaw tsim tshuaj paus nrog stainless hlau threaded pas nrig
Tuam Tshoj siab precision stud bolt b7 chaw tsim tshuaj paus galvanized trapezoidal tag nrho xov pas nrig sab hauv stainless hlau threaded pas nrig
Sau koj cov lus ntawm no thiab xa tuaj rau peb