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CHICAGO-LATROBE NAS-Spec High-Speed Steel Jobber-Length Drill Bit #11 - NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE NAS-Spec High-Speed Steel Jobber-Length Drill Bit #11

The CHICAGO-LATROBE Jobber Length Drill Bit (#11) is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiAlN-coated HSS construction with a 135° split point per NAS 907 Type B. With a diameter of…

SKU 3G-OTH-190183

Brand
CHICAGO-LATROBE
Item
NAS-Spec High-Speed Steel Jobber-Length Drill Bit #11
Part Number
42681
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
Available to Order
Also known as:42681CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
42681
Type
TiAlN-Coated HSS, NAS 907 Type B
Split Point
135°

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (#11) is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiAlN-coated HSS construction with a 135° split point per NAS 907 Type B. With a diameter of 0.1910 inches (MPN 42681), it is designed for precision drilling in demanding industrial applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #11 used for?

This TiAlN-coated HSS drill bit is designed for aerospace applications requiring NAS 907 Type B compliance. Its 135° split point reduces walking and thrust, making it suitable for drilling hard metals in aircraft maintenance and production environments.

What are the specifications of the CHICAGO-LATROBE #11 drill bit?

The CHICAGO-LATROBE Jobber Length Drill Bit #11 (MPN 42681) has a 0.1910 inch diameter, 135° split point, and TiAlN-coated HSS construction. It meets NAS 907 Type B standards for aerospace drilling tasks.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. We handle full logistics and customs clearance to deliver this NAS 907 Type B bit to your facility. Contact us for a quote and delivery timeline to your location.

How to select the right jobber length drill bit for aerospace?

For aerospace work, choose a bit meeting NAS 907 Type B specs, like this CHICAGO-LATROBE #11 with TiAlN coating for heat resistance. The 135° split point aids self-centering. Match diameter to your hole tolerance and material hardness.

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 jobber-length drill bits for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This jobber-length drill bit is made from high-speed steel with a black oxide finish and a 135° split point. It conforms to NAS 907 Type B specifications. Typical applications include drilling in aerospace-grade materials such as high-strength alloys and sheet metal where precision and adherence to standards are required
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