A professional who operates turret punch press to punch holes or layout marks in metal sheets, plates, strips, or bars, following charts which list machine settings for each cut. Respnsibilities include:

• Inserts, aligns, and locks punches and dies in turret, using hammer, shims, feelers, micrometers, and setscrews.
• Places workpiece on table manually or by using crane.
• Aligns workpiece to scale and end gauge on machine and clamps it to machine table.
• Pushes button to turn turret to specified punch and die.
• Turns cranks to set indicator to specified dimension on forward and lateral machine scale.
• Presses pedal to activate punch.
• Repeats operation for each machine setting specified on charts.
• Positions center punch from turret to touch plate and turns crank to scratch layout lines.
• May compute punch charts from blueprints, using square, scale, and applying knowledge of shop mathematics.
• May punch holes in nonmetallic materials.