Titanium nitride coated bits have a 1/4 in. quick change shank that allow for fast and easy changing of bits Includes (1) each: 1/16 in., 5/64 in., 3/32 in., 7/64 in., 1/8 in., 5/32 in., 3/16 in. and a clear fronted case with extra storage area at top of case for spare bits