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CHICAGO-LATROBE Aircraft Extension Drill: #49, 6" Overall Lg, 135° Split Point - NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
CHICAGO-LATROBENAS-Spec High-Speed Steel Aircraft-Extension Drill Bits

CHICAGO-LATROBE Aircraft Extension Drill: #49, 6" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill: #49 is an NAS-Spec high-speed steel aircraft-extension drill bit (SKU 11079, MPN 11079). It features a 0.0730-inch diameter, 6-inch overall length, 135° split point, and…

SKU 3G-OTH-207929

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: #49, 6" Overall Lg, 135° Split Point
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
11079
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: #49 is an NAS-Spec high-speed steel aircraft-extension drill bit (SKU 11079, MPN 11079). It features a 0.0730-inch diameter, 6-inch overall length, 135° split point, and black oxide finish, conforming to NAS 907 Type B. This product is designed for industrial drilling applications requiring extended reach.

Frequently Asked Questions

What is the CHICAGO-LATROBE Aircraft Extension Drill #49 used for?

This drill bit is designed for industrial drilling applications requiring extended reach, such as aerospace assembly and maintenance. Its 6-inch overall length and 135° split point allow precise entry into tight spaces, while the black oxide HSS construction provides durability on high-strength materials.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #49?

The drill bit has a 0.0730-inch diameter, 6-inch overall length, 135° split point, and black oxide finish on high-speed steel. It conforms to NAS 907 Type B and carries MPN 11079. These specs ensure compatibility with NAS-spec tooling for precision drilling in aircraft and industrial settings.

Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #49 worldwide?

3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #49 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 operations.

How to select the right CHICAGO-LATROBE Aircraft Extension Drill for your application?

Select based on hole diameter, material hardness, and reach required. The #49 size (0.0730-inch) suits small-diameter holes in aerospace alloys. Ensure the drill meets NAS 907 Type B for compliance. For extended reach, the 6-inch length and 135° split point reduce walking and improve accuracy.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

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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