Tool Steel bar W1-7,W5,L1,L7, F1,S1,D3, D2, ... -2-5,X30WCrV93,40CrMnMo7 We are professional of supplying Tool steel bar by standard ASTM A600,A681,A686, DIN 17350,GB ... ,S1,D3, D2, A2, 02,07,L6,H21,H10,H11,H12,H13,T1,T4,T5,T6,T15,M2,M3,M7,M35M41 ... -23.Size: Dia 1-400mm 4.Packing: exporting packing Tool Steel Bar