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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 3G-OTH-207929, MPN 11079). It features a 0.0730-inch diameter, 6-inch overall length, 135° split…

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
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

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 3G-OTH-207929, 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.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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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