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CHICAGO-LATROBE NAS-Spec HSS Aircraft-Extension Drill Bit #43 - NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
CHICAGO-LATROBENAS-Spec High-Speed Steel Aircraft-Extension Drill Bits

CHICAGO-LATROBE NAS-Spec HSS Aircraft-Extension Drill Bit #43

The CHICAGO-LATROBE Aircraft Extension Drill: #43 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11073, MPN 11073). It features a 0.0890-inch diameter, 6-inch overall length, 135° split point, and…

SKU 3G-OTH-207945

Brand
CHICAGO-LATROBE
Item
NAS-Spec HSS Aircraft-Extension Drill Bit #43
Part Number
11073
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
Also known as:11073CHICAGO-LATROBE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
11073
Type
Black Oxide HSS
Overall Lg
6"
Split Point
135°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Aircraft Extension Drill: #43 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11073, MPN 11073). It features a 0.0890-inch diameter, 6-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 #43 used for?

The CHICAGO-LATROBE Aircraft Extension Drill #43 is used for drilling precision holes in aircraft assembly and maintenance. Its extended 6-inch length reaches confined spaces, while the 135° split point reduces 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 #43?

The CHICAGO-LATROBE Aircraft Extension Drill #43 (MPN 11073) has a 0.0890-inch diameter, 6-inch overall length, 135° split point, and black oxide HSS finish. It conforms to NAS 907 Type B. These specs ensure precise drilling in tight aerospace applications.

Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #43 worldwide?

You can source the CHICAGO-LATROBE Aircraft Extension Drill #43 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.

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

Select a CHICAGO-LATROBE Aircraft Extension Drill by matching the diameter (e.g., 0.0890-inch for #43), overall length (6 inches for reach), and point geometry (135° split point for precision). Ensure NAS 907 Type B compliance for aerospace standards. 3G Electric supplies these drills globally.

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
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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