Standards: DIN, ANSI, BS, GB
Material: Carbon steel or specified
Diameter: 3mm~45mm, 1/8″~1-3/4″
Thread: Metric, coarse thread, fine thread, imperial system
Mechanical properties: 4, 5, 6, 8, 9, 10, 12
Surface treatment: natural color, galvanized, blackened, nickel-plated, chrome-plated, hot-dip galvanized
Packaging: cardboard boxes, paper boxes, sacks, pallets
