A professional who inspects metal castings for dimensional accuracy and surface defects. Respnsibilities include:

• Measures dimensions of casting, using fixed gauges.
• Examines casting for defects, such as cracks and blowholes.
• Separates and marks defective castings according to salvage operation required.
• May chip surplus metal from casting, using hammer and chisel.
• May tap casting with hammer to determine from sound if casting has been heattreated or to detect defects, such as cracks or thin walls.