Description1/2" Shank118 Degree PointBlack FinishHSS"S&D" drills expand the range of 1/2" portable drill chucks. Superior strength and durability. Black and gold surface treatment holds lubricant for smoother drilling.ApplicationIdeal for drilling in both low and medium tensile strength materials. Note: "S&D" drills should not be used to enlarge holes. See SA80 reamer listing.