Material: Carbon Steel, Stainless Steel And So On
Size Or Diameter: M3-M160, 1/4''-4''
Surface Treatment: Black, Zinc Plated, Hot Dip Galvanized And So On
DIN Grade: 4.6, 4.8, 5.6, 5.8, 8.8, 10.9, 12.9
ASEM Grade: 2, 5, 8
Thread Type: Coarese Thread, Fine Thread