Dewalt dt7612xj flip drive set has a durable case containing drill drive connector full range of countersinks pilot drill bits and screwdriver bits the set contains 1 x no6 drill drive connector1 x countersink1 x no8 countersink pilot bit1 x no10 countersink pilot bit1 x no12 countersink pilot bit1 x pilot bit pz2 2 x pozidriv bits pz22 x phillips bits ph21 x allen key