Aircraft Drill Bits
These Aircraft length drill bits are formed from high-speed steel, with a 135° split point tip, and black oxide finish.
Select sizes are available in lengths up to 72″, for the extreme jobs.
- Additional information
- Description
Additional information
| Size | 1/8″ x 12″, 1/8″ x 6″, 5/32″ x 12″, 5/32″ x 6″, 3/16″ x 12″, 3/16″ x 6″, 7/32″ x 12″, 7/32″ x 6″, 1/4″” x 12″, 1/4″ x 36″, 1/4″ x 6″, 9/32″ x 12″, 9/32″ x 6″, 5/16″ x 12″, 5/16″ x 6″, 3/8″ x 12″, 3/8″ x 48″, 3/8″ x 6″, 7/16″ x 12″, 7/16″ x 6″, 1/2″ x 12″, 1/2″ x 18″, 1/2″ x 6″, 5/8″ x 12″, 1/2″ Shank |
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These Aircraft length drill bits are formed from high-speed steel, with a 135° split point tip, and black oxide finish.
Select sizes are available in lengths up to 72", for the extreme jobs.



















The ThunderTwist’s TriCarb grade tip guarantees longer life with faster penetration due to increased chiseling action. ThunderTwist’s flute design, combined with copper brazing alloy creates the most reliable drill bit on the market. It is made with high quality American chrome-molybdenum nickel steel that is vacuum heat treated, and shot-peened for superior strength under the roughest conditions.
