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CHICAGO-LATROBE NAS-Spec Cobalt Jobber-Length Drill Bit - NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE NAS-Spec Cobalt Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 47820) is a 1 mm NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, classified as Straw/Bronze Cobalt, NAS 907 Type B. It features a 135° Split Point and a key…

SKU 3G-OTH-200439

Brand
CHICAGO-LATROBE
Item
NAS-Spec Cobalt Jobber-Length Drill Bit
Part Number
47820
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
Available to Order
Also known as:47820CHICAGO-LATROBE
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
47820
Type
Straw/Bronze Cobalt, 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 (MPN 47820) is a 1 mm NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, classified as Straw/Bronze Cobalt, NAS 907 Type B. It features a 135° Split Point and a key specification of 0.0394.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 47820 used for?

This NAS 907 Type B cobalt drill bit is designed for aerospace and high-precision industrial drilling. Its 135° split point reduces walking and thrust, making it ideal for hard metals and stainless steel applications where accuracy is critical.

What are the specifications of the CHICAGO-LATROBE 47820 drill bit?

The CHICAGO-LATROBE 47820 is a 1 mm jobber-length drill bit with a 135° split point, straw/bronze cobalt finish, and NAS 907 Type B compliance. It is engineered for aerospace-grade drilling in tough materials.

Where to buy CHICAGO-LATROBE 47820 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 47820 drill bit to customers worldwide. We handle full logistics and customs clearance, ensuring reliable delivery for aerospace and industrial procurement needs across global markets.

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

For aerospace drilling, choose a NAS 907 Type B bit like the CHICAGO-LATROBE 47820. The 135° split point and cobalt construction provide heat resistance and precision in hard alloys. Match the diameter and length to your material and hole depth requirements.

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 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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