US PRO INDUSTRIAL IMPACT Socket Adaptors Step Up/Step Down Adapters Reducers 4pc
US PRO INDUSTRIAL 4PCS IMPACT SOCKET ADAPTERS ( 1/4" - 3/8" - 1/2" ). 1/2" DRIVE FEMALE DOWN TO 3/8" DRIVE MALE. 3/8" DRIVE FEMALE DOWN TO 1/4" DRIVE MALE. 1/4" DRIVE FEMALE UP TO 3/8" DRIVE MALE. 3/8" DRIVE FEMALE UP TO 1/2" DRIVE MALE.