Standard DIN, ASTM/ANSI JIS EN ISO, AS, GB
Gulu la Zitsulo: DIN: Gr.4.6, 4.8, 5.6, 5.8, 8.8, 10.9, 12.9;SAE: Gr.2, 5, 8;
Kumaliza Zinc (Yellow, White, Blue) black oxide, Black Hop Dip Galvanized (HDG), Black Oxide, Geomet, Dacroment, anodization, Nickel yokutidwa, Zinc-Nickel yokutidwa
Njira Yopangira M2-M30: Kuzizira Kozizira, M30-M100 Kutentha Kwambiri, Machining ndi CNC kwa Chomangira Chokhazikika