1/4 X 4 HEAVY DUTY HAMMER DRILL

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