Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CHICAGO-LATROBE Aircraft Extension Drill: 7/64", 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: 7/64", 12" Overall Lg, 135° Split Point

The CHICAGO-LATROBE Aircraft Extension Drill: 7/64" is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit with a 0.1094-inch diameter and 12-inch overall length. It features a 135° split point and black oxide…

SKU 3G-OTH-207807

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: 7/64", 12" Overall Lg, 135° Split Point
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
11099
Type
Black Oxide HSS
Overall Lg
12"
Split Point
135°

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Aircraft Extension Drill: 7/64" is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit with a 0.1094-inch diameter and 12-inch overall length. It features a 135° split point and black oxide finish, meeting NAS 907 Type B specifications (MPN 11099).

Frequently Asked Questions

What is the CHICAGO-LATROBE Aircraft Extension Drill 7/64" used for?

This drill is designed for aerospace and industrial applications requiring deep-hole drilling in hard metals. Its 12-inch length and 135° split point reduce walking and thrust, making it ideal for aircraft maintenance and fabrication where NAS 907 Type B compliance is specified.

What are the specifications of the CHICAGO-LATROBE 11099 drill?

The CHICAGO-LATROBE 11099 is a 7/64" (0.1094-inch) diameter high-speed steel aircraft-extension drill with a 12-inch overall length. It features a 135° split point, black oxide finish, and meets NAS 907 Type B specifications for aerospace drilling applications.

Where to buy CHICAGO-LATROBE 11099 worldwide?

3G Electric supplies the CHICAGO-LATROBE 11099 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 on this NAS-spec drill bit.

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

Select based on hole diameter, depth, and material. For aerospace work, ensure the drill meets NAS 907 Type B specs. The 7/64" size with 135° split point suits hard metals. Match overall length to access depth. 3G Electric can help you choose the correct CHICAGO-LATROBE drill for 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Aircraft Extension Drill: 5/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11097)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 5/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11097)
CHICAGO-LATROBE Aircraft Extension Drill: 15/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11107)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 15/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11107)
CHICAGO-LATROBE Aircraft Extension Drill: 9/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11101)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 9/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11101)
CHICAGO-LATROBE Aircraft Extension Drill: 3/32", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11098)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 3/32", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11098)
CHICAGO-LATROBE Aircraft Extension Drill: 11/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11103)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 11/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11103)
CHICAGO-LATROBE Aircraft Extension Drill: 3/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11095)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 3/64", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11095)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
CHICAGO-LATROBE Aircraft Extension Drill: 15/32", 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11028)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 15/32", 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11028)
CHICAGO-LATROBE Aircraft Extension Drill: #17, 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11141)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: #17, 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11141)
CHICAGO-LATROBE Aircraft Extension Drill: 3/16", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11104)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: 3/16", 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11104)
CHICAGO-LATROBE Aircraft Extension Drill: #47, 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11171)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: #47, 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11171)
CHICAGO-LATROBE Aircraft Extension Drill: #42, 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11166)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: #42, 12" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11166)
CHICAGO-LATROBE Aircraft Extension Drill: Letter O, 12" Overall Lg, 135° Split Point, NAS 907 Type B (MPN 11234)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: Letter O, 12" Overall Lg, 135° Split Point, NAS 907 Type B (MPN 11234)
CHICAGO-LATROBE Aircraft Extension Drill: #20, 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11050)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: #20, 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11050)
CHICAGO-LATROBE Aircraft Extension Drill: #15, 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11045)
CHICAGO-LATROBE
CHICAGO-LATROBE Aircraft Extension Drill: #15, 6" Overall Lg, 135° Split Point, Black Oxide HSS (MPN 11045)