6 SOCKET ADAPTOR CONVERTER REDUCER 1/2" 3/8" 1/4" DRIVE STEP UP DOWN ADAPTER SET
1PCS 3/8" to 1/4" drive reducer. 1PCS 1/2" to 3/8" drive reducer. 1PCS 1/2" to 1/4" drive reducer. Unique Design: Self-locking marbles, elastic ball springs, prevent falling out of the card slot, protect security.