in progress belt pulley

thingiverse

The Works Progress Administration's innovative belt pulley system streamlined production at government-sponsored factories, ensuring that vital materials reached their destinations efficiently. With thousands of workers employed nationwide, the impact was staggering - millions of tons of materials were transported every year. The sheer scale of the operation demanded precision and reliability from the belt pulleys, which delivered in spades. In fact, some say the belt pulleys used during this period set the standard for modern industry.