Brand Name: Irwin *Sub Brand: Rotary Perscussion *Material: High Speed Steel *Shank Type: Straight *Drill Bit Diameter:3/4 in. *Dril Bit Length: 12 in. *Product Type: Hammer Drill Bit *Number of Pieces: 1 pc. *Packaging Type: Carded *Application: Masonry *Shank Diameter: 1/2 in.