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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 (9.8 mm, MPN 47908) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° Split Point and Straw/Bronze Cobalt type. With a specified value of 0.3858…

SKU 3G-OTH-200290

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
47908
Type
Straw/Bronze Cobalt
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 (9.8 mm, MPN 47908) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° Split Point and Straw/Bronze Cobalt type. With a specified value of 0.3858, this bit is designed for precision drilling in demanding aerospace applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 9.8 mm used for?

This drill bit is designed for aerospace applications requiring NAS-spec compliance. Its 135° split point and cobalt construction allow drilling into hardened steels, stainless steels, and titanium alloys. It is commonly used in aircraft maintenance, structural assembly, and precision metalworking where tight tolerances and heat resistance are critical.

What are the specifications of the CHICAGO-LATROBE 47908 drill bit?

The CHICAGO-LATROBE 47908 is a 9.8 mm jobber-length drill bit with a 135° split point and straw/bronze cobalt finish. It meets NAS-spec standards for aerospace use. The bit diameter is 0.3858 inches. The cobalt material provides high heat resistance and durability for drilling tough alloys.

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 times. We source genuine CHICAGO-LATROBE products and provide competitive pricing for aerospace and industrial buyers.

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

For aerospace materials like titanium or stainless steel, choose a cobalt drill bit with a 135° split point, such as the CHICAGO-LATROBE 47908. The split point reduces walking and requires no center punch. Match the bit diameter to your hole size and ensure the shank fits your chuck. Use proper cutting fluid and moderate speeds for best results.

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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This NAS-spec cobalt jobber-length drill bit is designed for precision drilling in aerospace applications. It features a 9.6 mm diameter, 135° split point, and straw/bronze cobalt construction for use in tough materials such as stainless steel and titanium
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This 9.3 mm jobber-length drill bit is made from cobalt steel with a straw/bronze finish and features a 135° split point. It meets NAS specifications for aerospace applications and is suitable for drilling hard materials such as stainless steel and titanium in aircraft assembly and maintenance
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Cobalt jobber-length drill bit with a 135° split point and straw/bronze finish. Designed for precision drilling in aerospace applications, suitable for use on tough materials such as stainless steel and titanium. Complies with NAS specifications
This NAS-spec cobalt jobber-length drill bit is designed for drilling in high-strength alloys and aerospace materials. The 135° split point reduces walking and thrust, while the straw/bronze cobalt construction provides heat and wear resistance. Diameter: 8.9 mm (0.3504 in)
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This NAS-spec cobalt jobber-length drill bit is designed for drilling in high-strength alloys and aerospace materials. The 135° split point reduces walking and thrust, while the straw/bronze cobalt construction provides heat and wear resistance. Diameter: 8.9 mm (0.3504 in)
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This jobber-length drill bit is made of TiN-coated cobalt and meets NAS 907 Type J specifications. It features a 135° split point to reduce thrust and prevent walking. Suitable for drilling hard materials such as stainless steel and titanium in aerospace applications
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This jobber-length drill bit is made of TiN-coated cobalt and meets NAS 907 Type J specifications. It features a 135° split point to reduce thrust and prevent walking. Suitable for drilling hard materials such as stainless steel and titanium in aerospace applications
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This TiAlN-coated cobalt jobber-length drill bit meets NAS specifications for aerospace applications. The 135° split point reduces walking and improves hole accuracy. Suitable for drilling in hard materials such as stainless steel and titanium
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This TiAlN-coated cobalt jobber-length drill bit meets NAS 907 Type J standards for aerospace applications. The 135° split point reduces walking and thrust, enabling precise drilling in hard materials such as stainless steel and titanium alloys. Suitable for general high-precision machining tasks
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This jobber-length drill bit is made of TiAlN-coated cobalt steel and meets NAS 907 Type J specifications. It features a 135° split point to reduce walking and thrust. Commonly used in aerospace and other high-precision machining applications for drilling hard materials such as stainless steel and titanium alloys
This 5/16" jobber-length drill bit is made of TiN-coated cobalt and meets NAS 907 Type J specifications. The 135° split point reduces walking and thrust. Suitable for drilling in aerospace and high-strength alloys
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This 5/16" jobber-length drill bit is made of TiN-coated cobalt and meets NAS 907 Type J specifications. The 135° split point reduces walking and thrust. Suitable for drilling in aerospace and high-strength alloys
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This jobber-length drill bit is made of straw/bronze cobalt and meets NAS 907 Type B specifications. The 135° split point reduces walking and thrust. It is used for drilling in aerospace and high-precision industrial applications, including tough materials such as stainless steel and titanium
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This 9/16" jobber-length drill bit is made from cobalt steel with a straw/bronze finish and features a 135° split point. It meets NAS specifications for precision holemaking in aerospace and other high-strength alloys, reducing walking and improving chip evacuation
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