CHICAGO-LATROBE Aircraft Extension Drill: #29, 6" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #29 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X33, MPN 11059). It features a 0.1360-inch diameter, 6-inch overall length, 135° split point, and…
SKU 3G-OTH-207983
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Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #29 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X33, MPN 11059). It features a 0.1360-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS construction, conforming to NAS 907 Type B.
Frequently Asked Questions
What is the CHICAGO-LATROBE Aircraft Extension Drill #29 used for?
The CHICAGO-LATROBE Aircraft Extension Drill #29 is used for drilling precision holes in aerospace and industrial applications. Its 6-inch overall length and 135° split point allow access to tight spaces and reduce walking on curved surfaces. The black oxide HSS construction provides durability and heat resistance for extended tool life.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #29?
The CHICAGO-LATROBE Aircraft Extension Drill #29 (MPN 11059) has a 0.1360-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS construction. It conforms to NAS 907 Type B standards, making it suitable for aerospace drilling tasks requiring precision and reliability.
Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #29 worldwide?
You can source the CHICAGO-LATROBE Aircraft Extension Drill #29 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead times on this NAS-spec drill bit.
How to select the right CHICAGO-LATROBE Aircraft Extension Drill for aerospace work?
To select the right CHICAGO-LATROBE Aircraft Extension Drill, match the diameter and length to your hole requirements. The #29 size (0.1360-inch) is ideal for small fasteners. Ensure the drill meets NAS 907 Type B specs for aerospace compliance. The 135° split point helps prevent walking on curved surfaces, improving accuracy.
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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.















