For pricechoose optionsSelect Option AF 1/2in AF 11/16in AF 3/8in AF 7/16in AF 9/16in Quantity Add to Basket A professional, deep, 3/8in Drive hexagonal AF socket produced in accordance with ISO 9000 and AS954 specifications for increased torque and reduced risk of rounding fasteners.Manufactured from chrome vanadium steel with a satin finish.