... : 80-120mm, 50-80mm, 25-50mm, 7-30mm, 4-15mm, 1-4mm. Packing: 50kg / 100kg / 225kg New Iron Drum. Our supply ability ... .10Size80-120mm, 50-80mm, 25-50mm, 7-30mm, 4-15mm, 1-4mm, or at customers option;Packing50kg / 100kg / 225kg New Iron Drum ... .Usefull:1.The main raw material for producing acetylene gas.2.Cutting ...