Detailed Product Description Our company produce work roll in different material, cold roller forgings in differing material ... market. we can also produce other roll, like intermediate roll, back up roll, flatness roll, pinch roll, straitghtening roll, etc. we also make pipe mold ... used in the seamless steel pipe factory.we can produce work roll from diameter 60 to 500;Material: 9Cr2Mo,86CrMoV7,MC3