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CHICAGO-LATROBE NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit - NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
CHICAGO-LATROBENAS-Spec High-Speed Steel Aircraft-Extension Drill Bits

CHICAGO-LATROBE NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit

The CHICAGO-LATROBE Aircraft Extension Drill: #45 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11169, MPN 11169). It features a 0.0820-inch diameter, 12-inch overall length, 135° split point, and…

SKU 3G-OTH-207941

Brand
CHICAGO-LATROBE
Item
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit
Part Number
11169
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
Also known as:11169CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
11169
Type
Black Oxide HSS
Overall Lg
12"
Split Point
135°

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Aircraft Extension Drill: #45 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11169, MPN 11169). It features a 0.0820-inch diameter, 12-inch overall length, 135° split point, and black oxide finish, conforming to NAS 907 Type B.

Frequently Asked Questions

What is the CHICAGO-LATROBE Aircraft Extension Drill #45 used for?

The CHICAGO-LATROBE Aircraft Extension Drill #45 is used for drilling precision holes in aircraft assembly and maintenance. Its 12-inch overall length and 135° split point allow access to tight spaces and reduce walking on curved surfaces. The black oxide HSS construction and NAS 907 Type B compliance make it suitable for aerospace-grade materials.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #45?

The CHICAGO-LATROBE Aircraft Extension Drill #45 (MPN 11169) has a 0.0820-inch diameter, 12-inch overall length, 135° split point, and black oxide finish on high-speed steel. It conforms to NAS 907 Type B. The SKU is 3G-OTH-207941. These specs ensure compatibility with aerospace drilling requirements.

Where to buy CHICAGO-LATROBE Aircraft Extension Drill #45 worldwide?

You can source the CHICAGO-LATROBE Aircraft Extension Drill #45 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We supply this NAS 907 Type B drill bit to aerospace and manufacturing facilities globally.

How to select the right CHICAGO-LATROBE Aircraft Extension Drill for aerospace work?

Select the CHICAGO-LATROBE Aircraft Extension Drill #45 for drilling small-diameter holes (0.0820 inch) in hard-to-reach areas. The 12-inch length and 135° split point improve accuracy on curved surfaces. Ensure the drill meets NAS 907 Type B for aerospace compliance. For other sizes, consult the full CHICAGO-LATROBE range available through 3G Electric.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
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CHICAGO-LATROBE Products

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.

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Black oxide high-speed steel aircraft-extension drill bit with 135° split point and 12" overall length. Conforms to NAS 907 Type B. Used for drilling deep holes in aircraft structures and other tight-access industrial applications
CHICAGO-LATROBE
Black oxide high-speed steel aircraft-extension drill bit with 135° split point and 12" overall length. Conforms to NAS 907 Type B. Used for drilling deep holes in aircraft structures and other tight-access industrial applications
This NAS 907 Type B aircraft-extension drill bit is made from high-speed steel with a black oxide finish. It features a 135° split point for reduced walking on curved surfaces and an extended 6-inch overall length for reaching confined areas. Suitable for drilling in tough alloys in aerospace and precision metalworking applications
CHICAGO-LATROBE
This NAS 907 Type B aircraft-extension drill bit is made from high-speed steel with a black oxide finish. It features a 135° split point for reduced walking on curved surfaces and an extended 6-inch overall length for reaching confined areas. Suitable for drilling in tough alloys in aerospace and precision metalworking applications

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