CHICAGO-LATROBENAS-Spec High-Speed Steel Aircraft-Extension Drill Bits

CHICAGO-LATROBE Aircraft Extension Drill: 11/32", 6" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit with a 11/32" diameter (0.3438). It meets NAS 907 Type B specifications and features a 6" overall length, 135°…

SKU 3G-OTH-207863

Brand

CHICAGO-LATROBE

Item

Aircraft Extension Drill: 11/32", 6" Overall Lg, 135° Split Point

Technical Specifications

CHICAGO-LATROBE

Manufacturer Part Number

11020

Type

Black Oxide HSS 

Overall Lg

6"

Split Point

135° 

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Technical Documents

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CHICAGO-LATROBE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

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

This drill is designed for aerospace and industrial applications requiring deep-hole drilling in hard materials. Its 6" overall length and 135° split point reduce walking and improve chip evacuation, making it ideal for aircraft maintenance and fabrication where NAS 907 Type B compliance is required.

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

The CHICAGO-LATROBE Aircraft Extension Drill (MPN 11020) has an 11/32" diameter (0.3438"), 6" overall length, 135° split point, and black oxide HSS finish. It meets NAS 907 Type B specifications, ensuring compatibility with aerospace drilling standards.

Where to buy CHICAGO-LATROBE Aircraft Extension Drill worldwide?

3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

Select based on hole diameter and depth requirements. This 11/32" drill with 6" overall length suits deep aerospace holes. The 135° split point aids self-centering on curved surfaces. Always verify NAS 907 Type B compliance for aircraft work. 3G Electric can help match your application.

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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