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

The CHICAGO-LATROBE Aircraft Extension Drill: #1 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11125, MPN 11125). It features a 12" overall length, 135° split point, and black oxide HSS finish…

SKU 3G-OTH-208070

Brand
CHICAGO-LATROBE
Item
NAS-Spec HSS Aircraft-Extension Drill Bit
Part Number
11125
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
Also known as:11125CHICAGO-LATROBE
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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
11125
Type
Black Oxide HSS
Overall Lg
12"
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: #1 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11125, MPN 11125). It features a 12" overall length, 135° split point, and black oxide HSS finish, with a diameter of 0.2280 inches and conforming to NAS 907 Type B.

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 #1 used for?

The CHICAGO-LATROBE Aircraft Extension Drill #1 is designed for drilling in tight, hard-to-reach spaces on aircraft structures. Its 12" overall length and 135° split point allow precise entry without walking, while the black oxide HSS finish resists wear. It meets NAS 907 Type B specs for aerospace maintenance and manufacturing.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #1?

The CHICAGO-LATROBE Aircraft Extension Drill #1 (MPN 11125) has a 0.2280-inch diameter, 12" overall length, 135° split point, and black oxide high-speed steel (HSS) construction. It conforms to NAS 907 Type B and is classified as a #1 aircraft extension drill bit.

Where to buy CHICAGO-LATROBE Aircraft Extension Drill #1 worldwide?

3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #1 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this NAS 907 Type B drill bit for your aerospace operations.

How to select the right CHICAGO-LATROBE aircraft extension drill bit?

Select based on hole diameter, reach, and material. The CHICAGO-LATROBE #1 drill (0.2280" diameter, 12" length) suits deep-access drilling in aluminum or steel. Ensure the 135° split point matches your application for reduced thrust. For NAS 907 compliance, verify the bit meets Type B specs. 3G Electric can advise on sizing.

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.
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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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