Altıgen Somunlar
Norm: DIN934, ISO4032/4033, UNI5587/5588, SAE J995
Boyut: M3 – M72
Çelik Sınıfı: DIN: Gr.4.6, 4.8, 5.6, 5.8, 8.8, 10.9, 12.9;
SAE: Gr.2, 5, 8 .
Paslanmaz Çelik A2 A4
Surface : Plain, Black, Zinc Plated（Yellow, White, Blue）, Hop Dip Galvanized（HDG）Black Oxide,