HILTI INDUSTRIAL GRADE CORDED HAMMER DRILL. SDS BITS. WITH HEAVY DUTY CARRYING CASE. MAID FOR DRILLING AND CHIPPING CONCRETE. IT COMES WITH 15 SDS CONCRETE DRILL BITS. FROM 5/32” UP TO 1/2” ALL THE BITS ARE IN EXCELLENT CONDITION. I HAVE ANOTHER ONE THAT I DONT USE THAT OFTEN. I DECIDED I DONT NEED TWO OF THEM.