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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 47851) is a 4.1 mm NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° Split Point and Straw/Bronze Cobalt construction. With a key specification…

SKU 3G-OTH-200156

Brand
CHICAGO-LATROBE
Item
NAS-Spec Cobalt Jobber-Length Drill Bit
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
47851
Type
Straw/Bronze Cobalt
Split Point
135°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 47851) is a 4.1 mm NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° Split Point and Straw/Bronze Cobalt construction. With a key specification of 0.1614, this tool is designed for precision drilling in demanding aerospace applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 47851 used for?

This 4.1 mm cobalt drill bit is designed for aerospace applications requiring NAS-spec precision. It drills hard metals like stainless steel and titanium, commonly used in aircraft maintenance and manufacturing.

What are the specifications of the CHICAGO-LATROBE 47851 drill bit?

The CHICAGO-LATROBE 47851 is a 4.1 mm (0.1614 inch) jobber-length drill bit with a 135° split point and straw/bronze cobalt finish. It meets NAS-spec standards for aerospace drilling tasks.

Where to buy CHICAGO-LATROBE 47851 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 47851 drill bit worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times.

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

For aerospace drilling, choose a cobalt jobber-length bit like the CHICAGO-LATROBE 47851 with a 135° split point. This design reduces walking and heat, ensuring clean holes in hard alloys. Match diameter to your fastener or hole spec.

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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Cross-referenced by specification & description
This 4.4 mm jobber-length drill bit is made from cobalt steel with a straw/bronze finish, featuring a 135° split point for reduced walking and precise starting without center punching. It meets NAS specifications for aerospace applications, suitable for drilling hard materials such as titanium and stainless steel in precision holemaking tasks
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This 4.4 mm jobber-length drill bit is made from cobalt steel with a straw/bronze finish, featuring a 135° split point for reduced walking and precise starting without center punching. It meets NAS specifications for aerospace applications, suitable for drilling hard materials such as titanium and stainless steel in precision holemaking tasks
CHICAGO-LATROBE Jobber Length Drill Bit: 4.3 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47853)
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CHICAGO-LATROBE Jobber Length Drill Bit: 4.3 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47853)
Cobalt jobber-length drill bit with a 135° split point and straw/bronze finish. Designed for precision drilling in aerospace and high-strength alloy applications, including stainless steel and titanium. Meets NAS-Spec standards for heat resistance and durability
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Cobalt jobber-length drill bit with a 135° split point and straw/bronze finish. Designed for precision drilling in aerospace and high-strength alloy applications, including stainless steel and titanium. Meets NAS-Spec standards for heat resistance and durability
This 4.2 mm jobber-length drill bit is made from cobalt steel with a straw/bronze finish, featuring a 135° split point. It meets NAS specifications for aerospace applications and is suited for drilling hard metals such as stainless steel and titanium. The split point design reduces walking and improves cutting efficiency
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This 4.2 mm jobber-length drill bit is made from cobalt steel with a straw/bronze finish, featuring a 135° split point. It meets NAS specifications for aerospace applications and is suited for drilling hard metals such as stainless steel and titanium. The split point design reduces walking and improves cutting efficiency
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It has a 4.5 mm diameter (0.1772 in) and meets NAS-spec standards for aerospace applications. Suitable for drilling hard metals such as stainless steel and titanium in aircraft maintenance and manufacturing
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This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It has a 4.5 mm diameter (0.1772 in) and meets NAS-spec standards for aerospace applications. Suitable for drilling hard metals such as stainless steel and titanium in aircraft maintenance and manufacturing
This NAS-spec cobalt jobber-length drill bit features a 4.7 mm diameter and 135° split point. The straw/bronze finish indicates cobalt content for heat resistance. Designed for precision drilling in hard metals such as titanium and stainless steel, it meets aerospace standards for demanding applications
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This NAS-spec cobalt jobber-length drill bit features a 4.7 mm diameter and 135° split point. The straw/bronze finish indicates cobalt content for heat resistance. Designed for precision drilling in hard metals such as titanium and stainless steel, it meets aerospace standards for demanding applications

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TiAlN-coated cobalt jobber-length drill bit with a 135° split point. Designed for high-performance drilling in hard materials such as stainless steel and titanium. Suitable for aerospace and industrial machining applications
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This CHICAGO-LATROBE jobber-length drill bit is made from TiN-coated cobalt and features a 135° split point. It conforms to NAS 907 Type B specifications. Designed for drilling in aerospace and high-strength alloys, it reduces walking and handles tough materials such as stainless steel and titanium
This jobber-length drill bit is manufactured to NAS 907 Type B specifications with a straw/bronze cobalt finish. The 135° split point reduces walking and improves hole accuracy. Suitable for precision drilling in hard materials typical of aerospace and high-performance machining applications
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This jobber-length drill bit is manufactured to NAS 907 Type B specifications with a straw/bronze cobalt finish. The 135° split point reduces walking and improves hole accuracy. Suitable for precision drilling in hard materials typical of aerospace and high-performance machining applications
This jobber-length drill bit is made from TiN-coated cobalt and features a 135° split point to reduce walking and thrust. It conforms to NAS 907 Type B specifications for aerospace drilling applications. The 1 mm diameter bit is suited for precision holemaking in hard materials
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This jobber-length drill bit is made from TiN-coated cobalt and features a 135° split point to reduce walking and thrust. It conforms to NAS 907 Type B specifications for aerospace drilling applications. The 1 mm diameter bit is suited for precision holemaking in hard materials
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This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type J standards for aerospace applications. The 135° split point reduces walking and thrust for precision hole-making in high-strength alloys. Diameter: 19/64" (0.2969 in)
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and features a 135° split point to reduce walking and thrust. It meets NAS specifications for aerospace applications, suitable for drilling hard materials such as stainless steel and titanium. The bit diameter is 0.1535 inches
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