Stainless vy (countersunk / loha fisaka) rivet voanjo;Countersunk loha / loha fisaka misintona fantsika;Hexagon nut / bolt) - inona ny laharan'ny fenitra nasionaly?

Countersunk loha hexagon faladiany: GB70.3 DIN7991

Sokafy ny loha boribory misintona fantsika: GB12618

Hexagon nut: GB6170 DIN934

Bolt kofehy feno hexagon ivelany: GB5783 DIN933

Rivet nut: GB17880.1