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CHICAGO-LATROBE Jobber Length Drill Bit: 10.2 mm, 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: 10.2 mm, 135° Split Point

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 47911) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 10.2 mm diameter, 135° Split Point, and Straw/Bronze Cobalt construction. With a key…

SKU 3G-OTH-200180

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 10.2 mm, 135° Split Point
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
47911
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 47911) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 10.2 mm diameter, 135° Split Point, and Straw/Bronze Cobalt construction. With a key specification of 0.4016, this drill bit is designed for precision drilling in demanding aerospace applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE 47911 jobber length drill bit used for?

This 10.2 mm straw/bronze cobalt drill bit is designed for aerospace applications requiring NAS-spec compliance. Its 135° split point reduces thrust and walking, making it suitable for drilling hard metals like stainless steel and titanium in aircraft maintenance and production.

What are the specifications of the CHICAGO-LATROBE 47911 drill bit?

The CHICAGO-LATROBE 47911 is a jobber length drill bit with a 10.2 mm diameter (0.4016 in), 135° split point, and straw/bronze cobalt finish. It meets NAS-spec standards for aerospace use and is manufactured under part number 47911.

Where to buy CHICAGO-LATROBE 47911 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 47911 jobber length drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine NAS-spec cobalt tooling for aerospace applications regardless of your location.

How to select the right jobber length drill bit for aerospace materials?

For aerospace alloys, choose a cobalt bit like the CHICAGO-LATROBE 47911 with a 135° split point to reduce heat and walking. Match the diameter (10.2 mm) to your hole tolerance and ensure NAS-spec compliance for critical applications. Always use proper cutting fluid and speeds.

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 10.5 mm jobber-length drill bit is made from cobalt steel with a straw/bronze finish and features a 135° split point. It conforms to NAS specifications for aerospace applications. Suitable for drilling hard metals such as stainless steel and titanium in aircraft maintenance and manufacturing
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CHICAGO-LATROBE Jobber Length Drill Bit: 9.6 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47906)
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It meets NAS specifications for aerospace applications. Suitable for drilling hardened steels, stainless steels, and titanium alloys in precision metalworking and structural assembly
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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 meets NAS specifications for aerospace applications. Suitable for drilling hardened steels, stainless steels, and titanium alloys in precision metalworking and structural assembly

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This #12 jobber-length drill bit is made from TiAlN-coated cobalt and meets NAS 907 Type J specifications. The 135° split point reduces walking and thrust during drilling. It is suited for drilling hardened steels, stainless steels, and high-temperature alloys in aerospace maintenance and production
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This TiAlN-coated cobalt jobber-length drill bit meets NAS 907 Type J aerospace specifications. The 135° split point reduces walking and improves penetration. Suitable for drilling hardened steels, stainless steels, and titanium alloys in high-tolerance manufacturing and maintenance operations
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