Number of Pieces: 1 Item: Hammer Drill Overall Length: 6 in Shank Shape: Three-Flat Shank Size: 1/2 in Drilling Length: 4 in Drill Bit Size: 3/4 in Number of Cutter Heads: 2 Bit Dia.: 3/4" For Use With - Drills: Hammer Drill Percussion Rated: Yes Impact Rated: No Material - Machining: Carbide Tipped For Tool Type: Rotary Hammer Measurement System: Fractional Inch Shank Type - Machining: Straight with Three Flats Primary Material Application: Concrete, Masonry Finish - Machining: Bright (Uncoated) Decimal Equivalent: 0.75 Maximum Drilling Depth: 4 in Shank Diameter: 1/2 in