The 7-in-1 Impact Flip Socket Set provides 6 Hex nut driver sizes and a 1/4-Inch bit holding feature. The versatility provided allows for convenient swapping between the common nut driving sizes and quickly attaches to the included quick-connect handle. Every component is impact rated, making it an essential tool for the toughest driving applications. Includes (1 of each) 1/4 In., 5/16 In., 3/8 In., 7/16 In.,1/2 In., and 9/16 In. nut driver sizes.