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CHICAGO-LATROBE Aircraft Extension Drill: #38, 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: #38, 12" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill: #38 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y32, MPN 11162). It features a 0.1015-inch diameter, 12-inch overall length, 135° split point, and…

SKU 3G-OTH-207960

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: #38, 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
11162
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: #38 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406Y32, MPN 11162). It features a 0.1015-inch diameter, 12-inch overall length, 135° split point, and black oxide HSS construction, conforming to NAS 907 Type B.

Frequently Asked Questions

What is the CHICAGO-LATROBE Aircraft Extension Drill #38 used for?

This drill is designed for aerospace and industrial applications requiring deep-hole drilling in tight spaces. Its 12-inch overall length and 135° split point allow precise entry and chip evacuation in aircraft assembly, maintenance, and repair tasks where standard drills cannot reach.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #38?

The drill has a 0.1015-inch diameter (#38), 12-inch overall length, 135° split point, and black oxide high-speed steel (HSS) construction. It conforms to NAS 907 Type B standards. The manufacturer part number is 11162, and the SKU is 406Y32.

Where to buy CHICAGO-LATROBE Aircraft Extension Drill #38 worldwide?

3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #38 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 correct aircraft extension drill for deep-hole drilling?

Choose a drill with sufficient overall length to reach the hole depth, a split point to reduce walking on curved surfaces, and HSS or cobalt construction for heat resistance. The CHICAGO-LATROBE #38 meets NAS 907 Type B, ensuring compatibility with aerospace fastener tolerances.

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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