Job Description:

• 1) Sets up automatic machines to fill head cavity of rim-fire cartridge cases with explosive priming mixture: Installs and aligns knockout pins, primer-spreading punches, and shell-holding blocks, using handtools and gauges.

• 2) Sets stops and cams to synchronize movements of feeding screws and rolls, shell-holding fingers, and ejection mechanism.

• 3) Starts machine and examines primed cartridge cases for defects, such as dents, scratches, or unfilled head cavities.

• 4) Cleans priming mixture from tools and machine bed, using air blast or vacuum hose.

• 5) Dismantles machine to replace worn or broken parts.