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CHICAGO-LATROBE Aircraft Extension Drill: 15/32", 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: 15/32", 6" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit in a 15/32" size. It features a 0.4688-inch diameter, a 6" overall length, a 135° split point, and a black…

SKU 3G-OTH-207890

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: 15/32", 6" Overall Lg, 135° Split Point
Part Number
11028
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
Also known as:11028CHICAGO-LATROBE
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
11028
Type
Black Oxide HSS
Overall Lg
6"
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 is a NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit in a 15/32" size. It features a 0.4688-inch diameter, a 6" overall length, a 135° split point, and a black oxide finish on HSS, meeting NAS 907 Type B specifications (MPN 11028).

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 a CHICAGO-LATROBE Aircraft Extension Drill used for?

This NAS 907 Type B drill is designed for aerospace and high-precision metalworking applications where extended reach is required. Its 135° split point reduces walking on curved surfaces, making it ideal for aircraft frame assembly and maintenance tasks.

What are the specifications of the CHICAGO-LATROBE 11028 drill?

The CHICAGO-LATROBE 11028 is a 15/32" (0.4688") diameter black oxide HSS aircraft extension drill with a 6" overall length and 135° split point. It meets NAS 907 Type B standards, ensuring compatibility with aerospace tooling requirements.

Where to buy CHICAGO-LATROBE aircraft extension drills worldwide?

3G Electric supplies CHICAGO-LATROBE drills to global customers. As a sourcing specialist across 14 industrial departments, we handle logistics, customs clearance, and delivery to your facility worldwide. Contact us for pricing and lead time on this NAS-spec tool.

How to select the right aircraft extension drill for aerospace work?

Match the drill diameter and overall length to your hole depth and material. For aluminum alloys, a 135° split point like this CHICAGO-LATROBE bit reduces thrust. Always verify NAS 907 Type B compliance for aerospace contracts to ensure traceability and performance.

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
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
CHICAGO-LATROBE
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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