Which blade is recommended for structural steel? Mike October 30, 2020 05:38 Armor RX®+ and Rx® + are designed for optimum cutting of structural steel. Related articles Do you have a general purpose blade? Which LENOX blade will cut stainless steel? Which blade is good for cutting induction hardened materials? Which blade do I use to cut meat? Can you use sawing fluids like Band-Ade and SawMaster in a misting unit? Comments 0 comments Please sign in to leave a comment.