A professional who tends double-unit hat-blocking machine that shapes white twill Navy hats. Respnsibilities include:

• Places hat on bottom part of block (mold), pushes block forward, and pulls lever to lower upper part of block over lower section.
• Opens air valve that inflates rubber lining and presses crown outward against sides of block to shape (block) hat.
• Moves lever to raise upper section of block, releases air pressure, pulls lower section to starting position, and removes shaped hat.
• Stacks hats on table.