The Micro 100 Center Drill is a 3/16 inch diameter high speed steel center drill made in the USA. It has a straight shank, 118 degree split point tip, and is uncoated. The overall length is 3 inches. It is designed for center drilling applications in steel, cast iron, aluminum, brass, bronze, and plastics. The center drill features a precision ground split point tip to provide accurate starting and minimal wandering. The straight shank allows use in chucks, collets, and drill presses. This is a quality center drill well-suited for most center drilling applications.