NOT KNOWN FACTS ABOUT HARGA BESI HOLLOW

They act transferring the forces via mechanical interlock. This fastening technological innovation is Employed in steel-to-steel connection, For example to attach chilly-shaped profiles. A screw is inserted in the base product via a gasoline actuated gas gun.Pelaksanaan pemasangan meruakan faktor penentu kuat atau tidaknya angkur sebagai jangkar/pe