An Unbiased View of merk seng gelombang terbaik
They act transferring the forces by means of mechanical interlock. This fastening technological know-how is Employed in steel-to-steel connection, for instance to connect cold-shaped profiles. A screw is inserted into your base materials by using a gasoline actuated fuel gun.Selain itu, angkur baja juga bertugas untuk mendistribusikan beban secara