CHICAGO-LATROBE Aircraft Extension Drill: #60, 12" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #60 is a NAS-Spec high-speed steel aircraft-extension drill bit with a 0.0400-inch diameter and 12-inch overall length. It features a 135° split point and black oxide…
SKU 3G-OTH-207908
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Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #60 is a NAS-Spec high-speed steel aircraft-extension drill bit with a 0.0400-inch diameter and 12-inch overall length. It features a 135° split point and black oxide finish, meeting NAS 907 Type B specifications (MPN 11184). This tool is designed for precision drilling in aerospace and industrial applications.
Frequently Asked Questions
What is the CHICAGO-LATROBE Aircraft Extension Drill #60 used for?
This NAS-Spec high-speed steel drill bit is designed for precision drilling in aerospace and industrial applications. Its 12-inch overall length and 0.0400-inch diameter allow access to deep or confined areas, while the 135° split point reduces walking and improves hole accuracy.
What are the specifications of the CHICAGO-LATROBE 11184 drill bit?
The CHICAGO-LATROBE 11184 is a #60 aircraft extension drill bit with a 0.0400-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS finish. It meets NAS 907 Type B specifications, ensuring compliance with aerospace standards for precision drilling.
Where to buy CHICAGO-LATROBE aircraft extension drills worldwide?
3G Electric supplies CHICAGO-LATROBE aircraft extension drills worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this NAS 907 Type B drill bit to your facility, ensuring you get the right tool for aerospace and industrial drilling needs.
How to select the right aircraft extension drill bit for deep hole drilling?
Select a drill bit with sufficient overall length to reach the drilling depth, such as the 12-inch CHICAGO-LATROBE #60. Ensure the diameter matches your hole size, and choose a split point like 135° for reduced walking. Black oxide HSS finish provides lubricity and heat resistance for extended tool life.
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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.















