The Chicago-Latrobe 912 aircraft extension drill is easy to use. This part has a #20 diameter. Always consider the direction of cut and spiral when purchasing cutting tools. This aircraft extension drill has a right hand cut and right hand spiral. This aircraft extension drill comes with 2 flutes, with a flute length of 2.125 in. To ensure compatibility with your tool, this item has a 0.161 in straight shank. The aircraft extension drill has a 135° point for hole making applications. This aircraft extension drill is made of high-speed steel with a steam oxide finish. Has a 912 configuration. The overall length measures 12 in. Has a Split point. Packaged 12 per case.

 WARNING: This product can contains Cobalt and/or Nickel and/or Lead, a chemical known to the State of California to cause cancer or birth defects or other reproductive harm. For more information: www.P65Warnings.ca.gov