A professional who operates fuss and impact mills to crack and grind steeped or degerminated grain, such as corn or milo, to facilitate separation of starch, bran, and gluten. Respnsibilities include:

• Turns handwheels and moves levers to regulate pinch of buhrs and to control flow of grain through gates.
• Opens valve to start flow of liquid starch into mill to flush buhrs.
• Feels ground grain to ascertain if specified degree of fineness is attained.
• Signals millhouse workers to ensure continuous flow of materials to and from grinding mill.
• May disassemble mill to install new buhrs, using wrenches and hoist.