BESI RINGAN - AN OVERVIEW

As proven while in the determine, tightening the bolt results in a wedge becoming pushed up from a sleeve, which expands it and triggers it to compress against the fabric it truly is getting fastened to.Meskipun penggunaan angkur umumnya terbatas pada bangunan baru, namun dapat digunakan dalam berbagai jenis konstruksi dari skala kecil hingga besar