NEW STEP BY STEP MAP FOR ELECTRICAL SUPPLIER

As demonstrated from the figure, tightening the bolt ends in a wedge getting driven up versus a sleeve, which expands it and will cause it to compress versus the fabric it's remaining fastened to.Angkur dengan cara kerja friction akan menciptakan gaya gesek antara media aplikasi dengan angkur yang dipasang. Ketika angkur dikencangkan, content akan