Galvanized threaded rods, class 5.8: ZSO
Beam clamps: KLAMRA
Acid-resistant steel threaded rods (A4): PK
Stainless Steel threaded rods (A2): PN
Black threaded rods with left thread: ZSCL
Galvanized threaded rods, class 8.8: ZSO8.8
Black threaded rods, class 5.8: ZSC
Black threaded rods, class 8.8: ZSC8.8
Galvanized threaded rods with left thread: ZSOL