1) the material: 20mn2, 20mnsi
2) available in electro black, black coating
3) specification: lifting chain
6mm(dia.) x18mm(inner length)x8mm(inner width)
8mm(dia.) x24mm(inner length)x11mm(inner width)
10mm(dia.) x30mm(inner length)x14mm(inner width)
12mm(dia.) x42mm(inner length)x17mm(inner width)
14mm(dia.) x50mm(inner length)x20mm(inner width)
16mm(dia.) x56mm(inner length)x22mm(inner width)
18mm(dia.) x64mm(inner length)x25mm(inner width)
20mm(dia.) x72mm(inner length)x28mm(inner width)
22mm(dia.) x78mm(inner length)x31mm(inner width)
24mm(dia.) x86mm(inner length)x34mm(inner width)
26mm(dia.) x92mm(inner length)x36mm(inner width)
28mm(dia.) x100.8mm(inner length)x39.2mm(inner width)
30mm(dia.) x108mm(inner length)x42mm(inner width)
36mm(dia.) x126mm(inner length)x47mm(inner width)
4) The packing: Gunnybag, Paper carton , plastic drum, Iron drum, wooden pallets, Iron pallets

Packing by Steel Drum, Carton, Wooden Boxes, Gunny Bag or Waven Bag etc.