IMPACT SOCKET ADAPTOR SET 1/4" 3/8" 1/2" 3/4" Drive Step Up / Down Reducer Set
8 PIECE 1/4" DR - 3/4" DR IMPACT SOCKET ADAPTER SET. BALL BEARING ON END TO HOLD SOCKET SECURE. DRILL HOLE IN DRIVE END TO FACILITATE A BALL BEARING FOR BEING HELD ON PLACE. 3/8" DRIVE FEMALE DOWN TO 1/4" DRIVE MALE ( x 2 ).