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CHICAGO-LATROBE Aircraft Extension Drill: 31/64", 12" 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: 31/64", 12" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit with a 31/64" diameter and 12" overall length. It features a 135° split point and black oxide finish, meeting…

SKU 3G-OTH-207895

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: 31/64", 12" 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
11123
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 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit with a 31/64" diameter and 12" overall length. It features a 135° split point and black oxide finish, meeting NAS 907 Type B specifications (MPN 11123). The drill bit has a decimal equivalent of 0.4844 inches.

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 used for?

The CHICAGO-LATROBE Aircraft Extension Drill is used for drilling deep holes in aircraft structures and other industrial applications where extended reach is required. Its 12" overall length and 135° split point allow precise entry and chip evacuation in tight spaces, meeting NAS 907 Type B specifications for aerospace-grade drilling.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill 11123?

The CHICAGO-LATROBE Aircraft Extension Drill (MPN 11123) has a 31/64" diameter with a decimal equivalent of 0.4844 inches, a 12" overall length, a 135° split point, and a black oxide finish on high-speed steel. It meets NAS 907 Type B specifications, making it suitable for aerospace and industrial drilling tasks.

Where to buy CHICAGO-LATROBE Aircraft Extension Drill in worldwide?

You can source the CHICAGO-LATROBE Aircraft Extension Drill (MPN 11123) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring you receive the NAS 907 Type B compliant drill bit for your operations.

How to select the correct CHICAGO-LATROBE Aircraft Extension Drill for my application?

To select the correct CHICAGO-LATROBE Aircraft Extension Drill, match the diameter (31/64") and overall length (12") to your hole depth and material. The 135° split point reduces walking on curved surfaces, while the black oxide finish aids chip flow. Ensure compliance with NAS 907 Type B for aerospace use. 3G Electric can help source the right variant.

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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