Tool Steel bar W1-7,W5,L1,L7, F1,S1,D3, D2 ... W2,S18-1-2-5,X30WCrV93,40CrMnMo7 We are professional of supplying Tool steel bar by standard ASTM A600,A681,A686, DIN 17350,GB ... /T1298,1299,99431.Standard:ASTM A600,A681,A686, DIN 17350 ... 1,S18-1-2-5,S18-1-2-10,15,S12-1-4-5,S6-5-23.Size: Dia 1-400mm 4.Packing: exporting packing Tool Steel ...