DIN 5586 type B Hexagon head screw plugs with collar and vent, with melted sealing
DIN 7604 type A Hexagon head screw plugs with collar
DIN 906 Hexagon socket pipe plugs with taper fine pitch thread
DIN 908 Hexagon socket screw plugs with cylindrical fine pitch thread
DIN 909 Hexagon head pipe plugs with taper fine pitch thread
DIN 910 Hexagon head screw plugs, heavy type, cylindrical fine pitch thread
