It can be carved on a wooden surface or a stainless steel surface. This product is for plane carving. If the cylindrical material is for surface carving, you can buy a rotating shaft online and use it with the machine.
We recommend this unit: https://www.vevor.com.au/wood-engraving-machine-c_11142/vevor-cnc-3018-pro-10000-rpm-3-axis-grbl-control-cnc-machine-laser-engraver-p_010370181592