42crmo4 alloy steel round rods diameter:6-200mm,length:1m-6m grade:201,304,321, ... round rodsMaterial201,202,304,304L,309S,310S,316,321,etcDiameterFrom 6mm to 200mmLength6m,5.8m,4m or as your requirementApplicationStainless steel ... you best-discount prices,feel free. 42crmo4 alloy steel round rods