CHICAGO-LATROBE Aircraft Extension Drill: #9, 12" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #9 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y03, MPN 11133) with a 0.1960-inch diameter, 12-inch overall length, 135° split point, and black…
SKU 3G-OTH-208043
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Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #9 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y03, MPN 11133) with a 0.1960-inch diameter, 12-inch overall length, 135° split point, and black oxide finish. It conforms to NAS 907 Type B standards.
Frequently Asked Questions
What is the CHICAGO-LATROBE Aircraft Extension Drill #9 used for?
The CHICAGO-LATROBE Aircraft Extension Drill #9 is designed for drilling precision holes in aircraft assembly and maintenance. Its 12-inch overall length and 135° split point allow access to tight spaces, while the black oxide HSS construction and NAS 907 Type B compliance ensure durability in aerospace-grade materials.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #9?
The CHICAGO-LATROBE Aircraft Extension Drill #9 (MPN 11133) has a 0.1960-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS finish. It conforms to NAS 907 Type B standards, making it suitable for aerospace applications requiring high-speed steel durability and precise drilling.
Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #9 worldwide?
3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #9 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this NAS 907 Type B drill bit.
How to select the right CHICAGO-LATROBE Aircraft Extension Drill for aerospace work?
Select a CHICAGO-LATROBE Aircraft Extension Drill based on hole diameter, length, and material. For aerospace, ensure NAS 907 Type B compliance and a 135° split point for self-centering. The #9 size (0.1960-inch) suits standard fastener holes. 3G Electric can source the correct MPN 11133 for your application.
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3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel aircraft-extension drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















