Profile: Bo-Mac (Sheffield) Ltd. specializes in offering precision and general engineering services. We provide CNC & manual machining, turning and milling, as well as coded welding and fabrication. We provide components in either one-off, bespoke, or batch production to industries such as rolling mills, automotive, oil & gas, and railways. We undertake considerable work for rolling mills, providing various component products including bushes, plugs, neck rings, rollers, guides, and guide holders.