The study results on the 6A-12M1 apparatus with upgraded screw conveyor piles are presented in this paper. Studies were conducted on the small-impurity removal apparatus used in the Rishton cotton ginning business. A better version of the spiked cylinder augerwas incorporated into the initial part of the second of the two side-by-side cleaning machines. 6A-12M1. https://www.jmannino.com/special-deal-A-Magazine-Curated-By-Sacai-quick-pick/