Description
1 PC #18 x 6" Cobalt Aircraft Extension Drill Bit is engineered for extended reach in deep or recessed holes. Made from cobalt alloy steel, it delivers higher heat resistance and wear life than standard high-speed steel bits. The rigid extension geometry maintains alignment while drilling in tight spaces common in metalworking and aerospace maintenance tasks.
Specs
- Quantity: 1 PC
- Size: #18
- Length (overall): 6"
- Diameter: #18
- Material: Cobalt alloy steel
Features
- Extended reach design for deep or recessed holes
- Cobalt alloy offers greater heat resistance and longer wear life than standard high-speed steel
- Rigid extension geometry supports consistent drilling in metalworking and aerospace maintenance tasks
- Designed to minimize deflection and maintain straight holes when drilling with an extended bit
Physical
- Overall length: 6 inches
- Diameter: #18
- Material: Cobalt alloy steel
- Pieces: 1
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800-222-0324

