The Accu-Roll hot rolling mill belongs to skew rolling mill. It increases the rolling angle of the roll and lengthens the roll body of the Accu-Roll tube mill, adopting the upper and lower guide plates, so that the thickness accuracy of the steel pipe, rolling speed and production capacity are increased. It is suitable to produce medium and thin-wall high-precision pipes. The products are mainly used for oil casing, pipeline pipe, structural pipe, fluid pipe, boiler pipe and so on.