Description
Specs
- Diameter: #14
- Overall length: 12"
- Material: Cobalt alloy
- Type: Aircraft extension drill bit
- Quantity: 1 piece
Features
- Cobalt alloy construction: Higher hardness and heat resistance than standard HSS, extending wear life when drilling tougher materials.
- 12" extension reach: Enables access to deep, recessed, or obstructed holes without repositioning the workpiece.
- Aircraft-grade extension design: Robust torque transfer with reduced flex under load for demanding drilling applications.
- Use scenarios: Ideal for deep-hole drilling in thick metals, accessing hidden or recessed holes, and working around obstructions in multi-layer assemblies.
Physical
- Length: 12 inches
- Diameter: #14
- Material: Cobalt alloy
- Form factor: Aircraft extension drill bit (extended reach)
- Quantity: 1 piece
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324

![[1 PC] #14 x 12" Cobalt Aircraft Extension Drill Bit](http://mutualscrew.com/cdn/shop/files/GLBCOX121-16_6f0ac460-d170-4d77-8507-4eb7b4686e9a.jpg?v=1771708117&width=699)