A professional who tends hand or power press that shapes or assembles metal, plastic, rubber, or glass parts by crimping, shaping, locking, staking, or press fitting. Responsibilities include:

• Aligns workpiece against fixtures under ram as specified.
• Moves controls to lower ram that shapes parts or presses parts together.
• May tend machine to separate parts or punch, face, cut, chamfer, or compress parts preparatory to assembly.
• May tend machine equipped with multiple rams or automatic positioning device.
• May be designated according to type of press tended as arbor-press operator ii; kick-press operator ii; or according to parts assembled as handle attacher; lens mounter i.