585-3041014 Features: -Cutting spurs have 3 cutting edges for added durability.-Full screw tip allows bit to self feed.-Grooved hex shank prevents slipping in drill chuck or bit extension.-Tri-Flute design for faster chip ejection.-Cutting Diam: 9/16 in.-Overall : 6 in.-Packing Type: Carded.-Point Shape: Self Feed Screw.-Shank Diam: 1/4 in.-Shank Type: Quick Change Hex.-: 0.19 lb.