SET INCLUDESThis 9-piece set includes 6-Point SAE: 2-1/16″, 2-1/8″, 2-3/16″, 2-1/4″, 2-5/16″, 2-3/8″, 2-7/16″, 2-1/2″ with a 1/2″ F to 3/4″ M adapter. This 3/4″ impact socket set is designed for use with impact wrenches, each socket is used to remove tough nuts and bolts on larger vehicles.