Precise 4MT Cobalt Taper Shank Twist Drill, 1-1/16″ Size, 6-5/8″ Flute Length, 12-1/4″ Overall Length

• Suited for tougher materials such as alloys, stainless and mangenese steels, etc.
• General purpose, heavy duty drills designed for drilling holes in a variety of normal steels, cast iron, and other ferrous and non-ferrous metals and alloys.
• Used with either portable or stationary machines having a taper socket spindle.
• Made from cobalt steel and resist the heat build up caused by the drilling operations very well.
• The taper shank is to be used in a taper socket.
• Normal spiral – helical flutes.
• Standard 118 point angle.
• Standard morse taper shanks correspond to the drill diameter.
• Flutes are proportional to length.
• Right hand (clockwise rotation) cutting direction.
• Series: ACO-25
• Workpiece Material Range: Steel, Stainless Steel, Non-Ferrous, Cast Iron, Plastics

For More Precise Cobalt Taper Shank Twist Drills Click Here