DEWALT DW5410 7/32-Inch by 4-Inch by 6-Inch Rock Carbide SDS Plus Hammer Bit

DEWALT DW5410 7/32-Inch by 4-Inch by 6-Inch Rock Carbide SDS Plus Hammer Bit Review

Bit has elongated four flute helix for faster material removal and three flats on the shank that prevent it from slipping back into the chuck. Used for drilling small holes in masonry, concrete, rock and artificial stone.