SK Tools - Set Socket 1/4dr 3/8dr Fractional and Metric 33pc - 8903933 Piece 1 4" and 3 8" Drive Bit Chrome Socket Set 33 piece set manufactured to give superior service year after year and to last a lifetime with proper care and usage Bit holders feature a through hole design that makes it easier for you to replace worn and broken bits when you are on the job. Just pop the old bit out and place a new bit on it. SK's high polish SuperKromefinish protects the sockets from the harsh working environments while providing