FZJDSD 5 Pcs Thread Adapters Sleeve Reducing Nut for M12 12MM Male to M8 8MM Female

Nut Inserts by FZJDSD. Details:These thread reducers convert a M12 (M12X1.75) threaded hole to a M8 (M8X1.25) threaded hole. These are 10mm long which allows them to be fully inserted in shallow threaded holes to prevent bottoming out or protruding. To assist in installation and removal, each thread reducer has a slot on the top for use with a flathead screwdriver.