"拣出的等外品" can be translated into English as "sorted-out substandard products" or "rejected substandard goods".
"Sorted-out" indicates the action of selecting or separating.
"Substandard" means not meeting the required standards or quality.
"Products" or "goods" refers to the items in question.
Both translations convey the meaning of products that have been selected out due to not meeting the required quality standards.