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

SKU 3G-OTH-190433

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #39, 135° Split Point, TiN-Coated HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
41709
Type
TiN-Coated HSS, NAS 907 Type B
Split Point
135°
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the CHICAGO-LATROBE #39 jobber length drill bit used for?

This TiN-coated HSS drill bit is designed for precision drilling in aerospace and high-tolerance manufacturing. Its 135° split point reduces walking and thrust, making it ideal for hard metals and composites. CHICAGO-LATROBE supplies this NAS 907 Type B bit for demanding applications.

What are the specifications of the CHICAGO-LATROBE 41709 drill bit?

The CHICAGO-LATROBE 41709 is a #39 jobber length drill bit with a 0.0995 inch diameter, 135° split point, and TiN-coated HSS construction. It meets NAS 907 Type B standards for aerospace use. 3G Electric supplies this bit globally.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide, handling full logistics and customs clearance. We source genuine NAS-spec tooling like the 41709 for aerospace and industrial buyers globally. Contact us for availability and delivery to your location.

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

For aerospace drilling, choose a bit matching the material and hole tolerance. The CHICAGO-LATROBE 41709 with TiN coating and 135° split point suits hard alloys and composites. Verify shank compatibility and NAS spec (Type B) for your application. 3G Electric can help source the correct part.

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 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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