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CHICAGO-LATROBE Aircraft Extension Drill: #9, 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: #9, 6" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill: #9 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X13, MPN 11039). It features a 0.1960-inch diameter, 6-inch overall length, 135° split point, and…

SKU 3G-OTH-208041

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: #9, 6" 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
11039
Type
Black Oxide HSS
Overall Lg
6"
Split Point
135°
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Aircraft Extension Drill: #9 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X13, MPN 11039). It features a 0.1960-inch diameter, 6-inch overall length, 135° split point, and black oxide finish, conforming to NAS 907 Type B.

Frequently Asked Questions

What is the CHICAGO-LATROBE Aircraft Extension Drill #9 used for?

This NAS-spec high-speed steel drill is designed for aircraft assembly and maintenance. Its 6-inch extension reaches confined spaces in airframes and engine compartments. The 135° split point reduces walking on curved surfaces, while the black oxide finish resists corrosion in demanding aerospace environments.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #9?

The drill has a 0.1960-inch diameter (#9 wire gauge), 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 11039. These specs ensure compatibility with aerospace fastening standards.

Where to buy CHICAGO-LATROBE Aircraft Extension Drill #9 worldwide?

3G Electric supplies this CHICAGO-LATROBE drill worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver to any country.

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

Match the drill diameter to your fastener hole size—here #9 equals 0.1960 inches. Ensure overall length (6 inches) reaches your work area. The 135° split point suits hard metals; black oxide aids chip evacuation. Always verify NAS 907 Type B compliance for aerospace use.

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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