... Mild Steel Link Chian: including short link chain, Medium link chain and Long link chain; Wire Diameter: 1/8", 5/32",3 ... /16",7/32", 1/4" ,5/16",3/8",7/16",1/2 ... ",5/8",3/4" Korean standard link chain: Wire Diameter: 3mm,4mm,5mm,6mm ... to 25mm DIN766 LINK CHAIN: Wire Diameter: 3mm, 4mm,5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm to 25mm link chain with hook