HSS drill performs well in deep hole drilling of low tensile strength material such as aluminum, zinc, copper, wood, refrigeration die castings, auto hardware & epoxy based plastics. Fast spiral high helix with a 118 degree point bright finish is used to drill free machining steels, brass & bronze. The most common types of drills are the jobber length variety. Flute length is between nine and fourteen times the drill diameter, depending on the drill size.
Jobber length drills are the most common drill type. The flute length is between nine and fourteen times the drill diameter, depending on drill size. We offer a variety of this drill type for several applications.