Lay out, machine, fit, and assemble castings and parts to metal or plastic foundry patterns, core boxes, or match plates.
<ul><li>Verify conformance of patterns or template dimensions to specifications, using measuring instruments such as calipers, scales, and micrometers.</li><li>Set up and operate machine tools, such as milling machines, lathes, drill presses, and grinders, to machine castings or patterns.</li><li>Assemble pattern sections, using hand tools, bolts, screws, rivets, glue, or welding equipment.</li><li>Repair and rework templates and patterns.</li><li>Read and interpret blueprints or drawings of parts to be cast or patterns to be made, compute dimensions, and plan operational sequences.</li><li>Construct platforms, fixtures, and jigs for holding and placing patterns.</li><li>Clean and finish patterns or templates, using emery cloths, files, scrapers, and power grinders.</li><li>Mark identification numbers or symbols onto patterns or templates.</li></ul>