Standards: DIN, ANSI, BS, GB
Material: Carbon steel or specified
Diameter: 5mm~20mm, 1/4″~3/4″
Length: 8mm~200mm, 5/16″~8″
Thread: Metric, coarse thread, fine thread, imperial system
Mechanical properties: 4.8, 5.8, 6.8, 8.8, 9.8, 10.9, 12.9
Surface treatment: natural color, galvanized, blackened, nickel-plated, chrome-plated, hot-dip galvanized
Packaging: cardboard boxes, paper boxes, jute bags, pallets
