CHICAGO-LATROBE Aircraft Extension Drill: #58, 12" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #58 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y52, MPN 11182) with a 0.0420-inch diameter, 12-inch overall length, 135° split point, and black…
SKU 3G-OTH-207912
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Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #58 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y52, MPN 11182) with a 0.0420-inch diameter, 12-inch overall length, 135° split point, and black oxide finish. It conforms to NAS 907 Type B specifications.
Frequently Asked Questions
What is the CHICAGO-LATROBE Aircraft Extension Drill #58 used for?
The CHICAGO-LATROBE Aircraft Extension Drill #58 is used for drilling precision holes in aerospace and industrial applications where extended reach is required. Its 12-inch overall length and NAS 907 Type B compliance make it suitable for aircraft assembly and maintenance tasks.
What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #58?
The CHICAGO-LATROBE Aircraft Extension Drill #58 (MPN 11182) has a 0.0420-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS finish. It conforms to NAS 907 Type B specifications and is designed for precision drilling in tight spaces.
Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #58 worldwide?
You can source the CHICAGO-LATROBE Aircraft Extension Drill #58 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring you receive the correct NAS-spec drill bit for your operations.
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 hole depth and material. The #58 size (0.0420-inch) with a 135° split point reduces walking on curved surfaces. Ensure NAS 907 Type B compliance for aerospace use. 3G Electric can help source the correct part.
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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.















