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CHICAGO-LATROBE Aircraft Extension Drill: #50, 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: #50, 12" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill: #50 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y44, MPN 11174). It features a 0.0700-inch diameter, 12-inch overall length, 135° split point…

SKU 3G-OTH-207928

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: #50, 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
11174
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: #50 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y44, MPN 11174). It features a 0.0700-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS construction, 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 #50 used for?

The CHICAGO-LATROBE Aircraft Extension Drill #50 is used for drilling precision holes in aircraft structures and other tight-access industrial applications. Its 12-inch overall length and 135° split point allow accurate drilling in confined spaces, while the black oxide HSS construction provides durability in metal and composite materials.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #50?

The CHICAGO-LATROBE Aircraft Extension Drill #50 (MPN 11174) has a 0.0700-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS construction. It conforms to NAS 907 Type B, making it suitable for aerospace-grade drilling tasks. The split point reduces walking and improves hole accuracy.

Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #50 worldwide?

You can source the CHICAGO-LATROBE Aircraft Extension Drill #50 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this NAS-spec drill bit to procurement teams and maintenance shops globally.

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

To select the right CHICAGO-LATROBE Aircraft Extension Drill, match the diameter and length to your hole depth and access constraints. The #50 size (0.0700-inch) is ideal for small fasteners. Ensure the drill meets NAS 907 Type B for aerospace compliance. The 135° split point aids self-centering, reducing operator effort in hard-to-reach spots.

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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