High strength, S2 steel bits are manufactured to rigid standards, using high strength S2 steel for extended tool life. Bit holders are designed with a C-Clip retention groove in the hex end for secure retention of the bit while in use. Bit holders feature a handy through-hole design that makes it easier to replace worn or broken bits. You can pop the old bit out and quickly insert a new replacement bit. High polish SuperKromer plating results in a jewelry-like finish, providing long life and maximum corrosion resistance. Made in the U.S.A., featuring quality workmanship and value.1/2" Drive Fractional Hex Bit Socket - 3/4"