7/16 X 6 HEAVY DUTY HAMMER DRILL

Roto-Percussion Masonry Drill Bit, 7/16″ Diameter, 6″ Overall Length, 4-1/2″ Drilling Depth, 3/8″ Shank, Carbide-Tipped, Straight Shank, For 3 Jaw Drill Chucks, 3 per Pack