Aircraft drill bits. Aircraft extension drills are surface treated high speed steel with 135 degree quick-cut points that will not walk or wander. Designed for drilling through materials less than 4" thick. Extension drills are used in areas where extra reach is important.
Features- Aircraft Drill Bits - 0.43 x 12 in.
Specifications- Dimension: 1.25 x 1.25 x 13 in.
- Cube: 20.31
- Weight: 0.53 lbs