steel wire. Dia:0.2mm~13mm Tensile Strength: different classes as you need Standard: GB4357-89, DIN17223 ,JISG35 steel wire details.1.Material:Q195/215/235 ,SAE1006/1008/1010/1012/1016/1022/1025/1030/1035,45#, 2.55#60#, 70#, 75#, 72A, 72B, 82B, 65Mn3.Diameter range: 0.08mm~13mm4.Standard: DIN17223, GB4357-89 ,JISG3512-915.Shipment: Prompt6.Weight: As the buyer's requests7.Packing: coils ,spoils, ...