We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

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

The CHICAGO-LATROBE Aircraft Extension Drill: #7 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11131, MPN 11131). It features a 0.2010-inch diameter, 12-inch overall length, 135° split point, and…

SKU 3G-OTH-208050

Brand
CHICAGO-LATROBE
Item
Aircraft Extension Drill: #7, 12" Overall Lg, 135° Split Point
Category
NAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
Available to Order
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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
11131
Type
Black Oxide HSS
Overall Lg
12"
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: #7 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 11131, MPN 11131). It features a 0.2010-inch diameter, 12-inch overall length, 135° split point, and black oxide finish, 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 #7 used for?

This NAS-spec high-speed steel drill bit is designed for deep-hole drilling in aerospace and industrial applications. Its 12-inch overall length and 135° split point allow precise, efficient cutting in tight spaces, while the black oxide finish reduces friction and extends tool life.

What are the specifications of the CHICAGO-LATROBE Aircraft Extension Drill #7?

The CHICAGO-LATROBE Aircraft Extension Drill #7 (MPN 11131) has a 0.2010-inch diameter, 12-inch overall length, 135° split point, and black oxide finish on high-speed steel. It conforms to NAS 907 Type B, making it suitable for demanding aerospace drilling tasks.

Where to buy the CHICAGO-LATROBE Aircraft Extension Drill #7 worldwide?

3G Electric supplies the CHICAGO-LATROBE Aircraft Extension Drill #7 to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this NAS-spec drill bit to your facility, ensuring compliance with your procurement requirements.

How to select the right aircraft extension drill bit for deep-hole drilling?

Select a drill bit with sufficient overall length to reach the hole depth, a split point to reduce walking, and a coating like black oxide for heat resistance. The CHICAGO-LATROBE #7 meets NAS 907 Type B, ensuring compatibility with aerospace standards and reliable performance in deep-hole applications.

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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