THE BEST SIDE OF PLAT BERLUBANG

As shown while in the determine, tightening the bolt ends in a wedge currently being pushed up from a sleeve, which expands it and results in it to compress in opposition to the fabric it's remaining fixed to.Angkur dengan cara kerja friction akan menciptakan gaya gesek antara media aplikasi dengan angkur yang dipasang. Ketika angkur dikencangkan,