DIN 6334 The international stadard for elongated coupling nuts - where the length is 3 times the thread size
DIN 7980 is the international standard for Spring lock washers with square ends
Din 933 is the International standard for Hexagonal Head Set Screws.
DIN 986 - Specification for Hexagon Domed Cap Nut with Nylon Insert
Din 571 is the standard for Hexagonal head wood screw.
DIN 582 Is the international specification for Stainless Steel lifting Eye Nuts
DIN 9021 - Specification for Stainless steel penny repair washers
1205 Series Stainless Steel Pipe Support System