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CHICAGO-LATROBE Jobber Length Drill Bit: Letter V, 135° Split Point - 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: Letter V, 135° Split Point

SKU 3G-OTH-200390

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

CHICAGO-LATROBE
Manufacturer Part Number
54121
Type
TiN-Coated Cobalt
Split Point
135°
View Full Spec Sheet

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

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 54121 used for?

This TiN-coated cobalt drill bit is designed for aerospace and other high-strength alloy drilling. The 135° split point reduces walking and thrust, while the TiN coating extends tool life in tough materials like stainless steel and titanium.

What are the specifications of the CHICAGO-LATROBE 54121 drill bit?

The CHICAGO-LATROBE 54121 is a letter V jobber length drill bit with a 0.3770 inch diameter, 135° split point, and TiN-coated cobalt construction. It meets NAS specifications for aerospace applications.

Where to buy CHICAGO-LATROBE 54121 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 54121 drill bits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this NAS-spec cobalt bit to your facility, wherever it is located.

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

For aerospace alloys, choose a cobalt bit with TiN coating and a 135° split point like the CHICAGO-LATROBE 54121. The split point reduces walking on curved surfaces, and the coating withstands high heat. Match the letter size to your hole diameter requirement.

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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