Black and Gold HSS Fractional Drill BitAccurate drilling without center punch. Laser-etched markings for easy identification. High speed steel features a black shank and gold flute. Split Point begins drilling immediately, minimizing bit "walk". Cutting Diam: 3/16 in; Cutting Edge Material: HSS; Finish: Black-Oxide/Gold-Oxide; Flute Length: 2 5/16 in; Length Group: Jobber; Overall Length: 3 1/2 in; Point Angle: 135°; Point Shape: Split Point; Shank Type: Straight 3-Flatted; Type: Drill Bit; Weight: 0.02 lb.