Roller for skew rolling mill

In a skew rolling mill including a rotatably driven working roller, a rotatably driven working roller carrier including a working roller shaft connected to the working roller, the improvement comprising:

• said working roller having a truncated cone shape and including a plurality of circumferentially spaced inclined longitudinal passages, an axial passage and cross-passage for interconnecting the inclined passages with the axial passage, said working roller shaft being hollow with the hollow interior thereof being aligned with the axial passage, and said working roller carrier including passages connected to said inclined passages and the hollow roller shaft whereby a heat transfer medium can be provided to and withdrawn from the working roller through the working roller carrier for passage through the inclined working roller passages to control the temperature of the working surface of the working roller and thereby maintain a selected predetermined temperature.