Drill America SDS144 - Carbide-tipped 1/4" x 4"

Carbide-tipped tools feature cutting edges of carbide for wear resistance and a steel shank for toughness. Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications. SDS Plus shank hammer bit. When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging. Especially suited for drilling in stone or concrete