5 Simple Statements About plat berlubang Explained
They act transferring the forces by means of mechanical interlock. This fastening technological know-how is Utilized in steel-to-steel connection, For illustration to attach chilly-fashioned profiles. A screw is inserted in the base materials by way of a fuel actuated gas gun.Untuk memastikan angkur baja yang terpasang benar-benar kuat, ada syarat