Features: Steam Tempered (Steam Oxide) Surface Treatment High Speed Steel Tool Material ANSI ? Tap Standards 4D Usable Tool Depth to Diameter Ratio Drill Point 118 Morse Taper Shank Right Hand Rotation / Cutting The strong, conventional 118 degree point on Precision Twist Drill Precision Twist Drill 209 drill bits makes them easy to regrind. They're manufactured from premium High Speed Steel, and can be used to drill into a number of different materials including stainless steel, aluminum, and steels. They are available in many fractional sizes from 1/8? to 2 inches, and can be used in machine applications where the drill is held directly in the spindle, making them a very versatile choice. 209 taper shank drill bits also have a steam oxide finish to prevent workpiece material from sticking to the cutting edges of the drill, so you get a clean and accurate result. Details: EAN number: 086071201607 EDP number: 020160 Product name ISO: 2091.15/16 Ordering code ANSI: 2091.15/16 Gross weight - grams: 4072.692 Cutting diameter - fractional inch (DC): 1.15/16 Cutting diameter - inch (DC): 1.9375 inch Cutting diameter - millimeter (DC): 49.21 mm Length chip flute - fractional inch (LCF): 10.3/8 Overall length - fractional inch (OAL): 17.3/8 Overall length - inch (OAL): 17.375 inch Overall length - millimeter (OAL): 441.33 mm ANSI: 2091.15/16 ISO: 2091.15/16 Connection size code machine side (CZC MS): 5