Attribute Value: Six Step Bit (3/16 in., 1/4 in., 5/16 in., 3/8 in., 7/16 in., 1/2 in.), Nine Step Bit (1/4 in., 5/16 in., 3/8 in., 7/16 in.,1/2 in., 9/16 in., 5/8 in., 11/16 in., 3/4 in.), Thirteen Step Bit (1/8 in., 5/32 in., 3/16 in., 7/32 in., 1/4 in., 9/32 in., 5/16 in., 11/32 in., 3/8 in., 13/32 in., 7/16 in., 15/32 in., 1/2 in.) . Names (Page 1)