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CHICAGO-LATROBE Jobber Length Drill Bit: #39, 135° Split Point, TiAlN-Coated Cobalt - NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit: #39, 135° Split Point, TiAlN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit #39 is a NAS-Spec Cobalt drill bit for aerospace applications, featuring a TiAlN-coated cobalt construction and a 135° split point. It meets NAS 907 Type J standards, with…

SKU 3G-OTH-200079

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #39, 135° Split Point, TiAlN-Coated Cobalt
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
45009
Type
TiAlN-Coated Cobalt, NAS 907 Type J
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 #39 is a NAS-Spec Cobalt drill bit for aerospace applications, featuring a TiAlN-coated cobalt construction and a 135° split point. It meets NAS 907 Type J standards, with a diameter of 0.0995 inches (MPN 45009).

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #39 used for?

This drill bit is designed for aerospace drilling applications requiring NAS 907 Type J compliance. Its 135° split point reduces walking, while the TiAlN-coated cobalt construction handles high-temperature alloys and stainless steels. It is suitable for precision hole-making in aircraft-grade materials.

What are the specifications of the CHICAGO-LATROBE 45009 drill bit?

The CHICAGO-LATROBE 45009 is a #39 jobber length drill bit with a 0.0995-inch diameter, 135° split point, and TiAlN-coated cobalt material. It meets NAS 907 Type J specifications for aerospace use. The coating enhances wear resistance and extends tool life in demanding materials.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 45009 or other NAS-spec bits. We source and deliver to meet aerospace procurement needs.

How to select the right CHICAGO-LATROBE drill bit for aerospace materials?

Select a bit that matches the material hardness and hole tolerance required. For titanium or nickel alloys, choose a TiAlN-coated cobalt bit like the 45009 with a 135° split point to reduce thrust. Verify NAS 907 compliance for aerospace specs. Consult the manufacturer's feed and speed recommendations for optimal 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.

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE nas-spec cobalt 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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