Analyze specifications, lays out metal stock, sets up and operates machine tools, and fits and assemble parts to make and repair metalworking dies, cutting tools, jigs and fixtures, gauges, and machinists' hand tools, applying knowledge of tool and die designs and construction; shop mathematics; metal properties; and layout, machining, and assembly procedures. Several factors can influence the pay scale, including but not limited to: Federal contract labor categories and contract wage rates, collective bargaining agreements, geographic location, business considerations, scope, and responsibilities of the position, local or other applicable market conditions, and internal equity.