5 Piece, Hammer Drill Bit, Set Includes: 5/32" x 6", 3/16" x 6", 1/4" x 6", 5/16" x 6" & 3/8" x 6" Bits, Fast Drilling, Faster Drilling Reinforced Flute Geometry Increases Bit Stability, Longer Life Carbide Tips Extend Performance In Masonry Applications, Convenience Delivers Superior Quality In A Select Range Of Bits.