NOT KNOWN FACTS ABOUT PLAT BESI LUBANG LEMBARAN

They act transferring the forces through mechanical interlock. This fastening technological innovation is used in steel-to-steel relationship, For illustration to connect chilly-formed profiles. A screw is inserted to the base material through a fuel actuated gas gun.Sebelum dimasukkan, pastikan angkur telah dibersihkan dari kotoran dan debu yang m