1.Material: low carbon steel 2.Treatment : welded 3.Size : from 3mm to 19mm 4.Surface: self color , H.D.G , zinc plated 1.Material: low carbon steel 2.Treatment : welded 3.Size : from 3mm to 19mm 4.Surface: self color , H.D.G , zinc plated Korea type standard link chain: Korea type standard welded link chain