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CHICAGO-LATROBE NAS 907 Type B High-Speed Steel - NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
CHICAGO-LATROBENAS-Spec High-Speed Steel Aircraft-Extension Drill Bits

CHICAGO-LATROBE NAS 907 Type B High-Speed Steel

The CHICAGO-LATROBE Aircraft Extension Drill: Letter O is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11234, MPN 11234). It features a 0.3160-inch diameter, 12-inch overall length, and a 135° split…

SKU 3G-OTH-207904

Brand
CHICAGO-LATROBE
Item
NAS 907 Type B High-Speed Steel
Part Number
11234
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
Also known as:11234CHICAGO-LATROBE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
11234
Type
NAS 907 Type B
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: Letter O is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11234, MPN 11234). It features a 0.3160-inch diameter, 12-inch overall length, and a 135° split point, conforming to NAS 907 Type B.

Frequently Asked Questions

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

This NAS 907 Type B drill is designed for aerospace and high-precision metal drilling applications. Its 12-inch overall length and 135° split point allow deep-hole drilling in aircraft structures, while the high-speed steel construction provides durability in demanding industrial environments.

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

The CHICAGO-LATROBE Aircraft Extension Drill Letter O (MPN 11234) has a 0.3160-inch diameter, 12-inch overall length, and a 135° split point. It conforms to NAS 907 Type B and is made from high-speed steel, suitable for aerospace-grade drilling tasks.

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

3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill Letter O (MPN 11234) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location, ensuring you receive genuine NAS-spec tooling.

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

Select based on hole diameter, depth, and material. The Letter O drill (0.3160-inch diameter) with a 135° split point reduces walking on curved surfaces. For aerospace work, ensure the drill meets NAS 907 Type B. 3G Electric can help match your requirements to the correct CHICAGO-LATROBE part.

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
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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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