BESI SIKU LUBANG CAN BE FUN FOR ANYONE

As demonstrated in the determine, tightening the bolt ends in a wedge staying driven up against a sleeve, which expands it and results in it to compress in opposition to the material it is actually staying fixed to.Pelatihan: Pekerja harus mendapatkan pelatihan yang memadai tentang penggunaan angkur dan perangkat pelindung jatuh lainnya. Pelatihan