CHICAGO-LATROBE Aircraft Extension Drill: #53, 12" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #53 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y47, MPN 11177). It features a 0.0595-inch diameter, 12-inch overall length, 135° split point…
SKU 3G-OTH-207921
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Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #53 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y47, MPN 11177). It features a 0.0595-inch diameter, 12-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 #53 used for?
The CHICAGO-LATROBE Aircraft Extension Drill #53 is designed for drilling in hard-to-reach areas on aircraft structures and assemblies. Its 12-inch overall length and 135° split point allow precise entry into confined spaces, while the black oxide HSS construction provides durability for aerospace-grade materials.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #53?
The CHICAGO-LATROBE Aircraft Extension Drill #53 (MPN 11177) has a 0.0595-inch diameter, 12-inch overall length, 135° split point, and black oxide high-speed steel construction. It conforms to NAS 907 Type B, making it suitable for aerospace applications requiring extended-reach drilling.
Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #53 worldwide?
3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #53 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this NAS-spec drill bit for your aerospace or industrial needs.
How to select the right CHICAGO-LATROBE Aircraft Extension Drill for your application?
To select the right CHICAGO-LATROBE Aircraft Extension Drill, match the diameter and overall length to your access constraints and material thickness. The #53 size (0.0595-inch) is ideal for small-diameter holes in tight spots. Ensure the NAS 907 Type B specification aligns with your aerospace or industrial requirements for split-point geometry.
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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.















