Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CHICAGO-LATROBE Jobber Length Drill Bit: 3.8 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: 3.8 mm, 135° Split Point

The CHICAGO-LATROBE Jobber Length Drill Bit (3.8 mm, MPN 47848) is a 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-200152

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 3.8 mm, 135° Split Point
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
47848
Type
Straw/Bronze Cobalt
Split Point
135°

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (3.8 mm, MPN 47848) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 135° split point and Straw/Bronze Cobalt construction. With a key specification of 0.1496, this bit is designed for precision drilling in demanding aerospace applications.

Frequently Asked Questions

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

This 3.8 mm straw/bronze cobalt drill bit is designed for aerospace and high-strength alloy drilling. Its 135° split point reduces walking and thrust, making it ideal for precision hole-making in tough materials like stainless steel and titanium.

What are the specifications of the CHICAGO-LATROBE 47848 drill bit?

The CHICAGO-LATROBE 47848 is a 3.8 mm jobber length drill bit with a 135° split point, straw/bronze cobalt finish, and a diameter of 0.1496 inches. It meets NAS specs for aerospace applications, ensuring durability and heat resistance.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine NAS-spec cobalt bits like the 47848 to aerospace and manufacturing facilities internationally.

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

For aerospace alloys, choose a cobalt bit like the CHICAGO-LATROBE 47848 with a 135° split point to minimize wandering. Match the diameter (3.8 mm) to your hole tolerance and ensure the straw/bronze coating provides heat resistance during high-speed drilling.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: 3.7 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47847)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.7 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47847)
CHICAGO-LATROBE Jobber Length Drill Bit: 3.9 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47849)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.9 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47849)
CHICAGO-LATROBE Jobber Length Drill Bit: 3.6 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47846)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.6 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47846)
CHICAGO-LATROBE Jobber Length Drill Bit: 3.5 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47845)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.5 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47845)
This jobber-length drill bit is made from straw/bronze cobalt and features a 135° split point to reduce walking and drilling force. It is designed for precision drilling in aerospace applications requiring NAS-spec compliance, suitable for hard metals such as stainless steel and titanium
CHICAGO-LATROBE
This jobber-length drill bit is made from straw/bronze cobalt and features a 135° split point to reduce walking and drilling force. It is designed for precision drilling in aerospace applications requiring NAS-spec compliance, suitable for hard metals such as stainless steel and titanium
CHICAGO-LATROBE Jobber Length Drill Bit: 3.3 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47843)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.3 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47843)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
This TiN-coated cobalt jobber-length drill bit is designed for precision drilling in aerospace and other demanding applications. The 135° split point reduces walking and improves hole accuracy. Conforms to NAS 907 Type B specifications for use in tough materials such as stainless steel and titanium
CHICAGO-LATROBE
This TiN-coated cobalt jobber-length drill bit is designed for precision drilling in aerospace and other demanding applications. The 135° split point reduces walking and improves hole accuracy. Conforms to NAS 907 Type B specifications for use in tough materials such as stainless steel and titanium
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish. It features a 135° split point for self-centering and reduced walking. Designed for precision drilling in hard metals such as titanium and stainless steel, commonly used in aerospace applications
CHICAGO-LATROBE
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish. It features a 135° split point for self-centering and reduced walking. Designed for precision drilling in hard metals such as titanium and stainless steel, commonly used in aerospace applications
This jobber-length drill bit is made of straw/bronze cobalt and features a 135° split point. It is designed for precision hole-making in hard metals such as stainless steel and titanium, commonly used in aerospace manufacturing and maintenance
CHICAGO-LATROBE
This jobber-length drill bit is made of straw/bronze cobalt and features a 135° split point. It is designed for precision hole-making in hard metals such as stainless steel and titanium, commonly used in aerospace manufacturing and maintenance
TiAlN-coated cobalt jobber-length drill bit with 135° split point, meeting NAS 907 Type J specifications. Designed for precision drilling in aerospace applications, the split point reduces walking and the coating extends tool life in hardened steels and superalloys
CHICAGO-LATROBE
TiAlN-coated cobalt jobber-length drill bit with 135° split point, meeting NAS 907 Type J specifications. Designed for precision drilling in aerospace applications, the split point reduces walking and the coating extends tool life in hardened steels and superalloys
TiAlN-coated cobalt jobber-length drill bit with a 135° split point. Designed for drilling hard materials such as stainless steel and titanium in aerospace applications. Meets NAS-spec standards for precision holemaking
CHICAGO-LATROBE
TiAlN-coated cobalt jobber-length drill bit with a 135° split point. Designed for drilling hard materials such as stainless steel and titanium in aerospace applications. Meets NAS-spec standards for precision holemaking
This #10 jobber-length drill bit features a 135° split point and straw/bronze cobalt finish. Conforms to NAS 907 Type B standards for drilling in aerospace and high-strength alloys. The split point reduces walking and improves penetration in tough materials such as stainless steel and titanium
CHICAGO-LATROBE
This #10 jobber-length drill bit features a 135° split point and straw/bronze cobalt finish. Conforms to NAS 907 Type B standards for drilling in aerospace and high-strength alloys. The split point reduces walking and improves penetration in tough materials such as stainless steel and titanium
This jobber-length drill bit is made of cobalt steel with a straw/bronze finish and a 135° split point. It conforms to NAS 907 Type B specifications. Commonly used for drilling hardened materials such as stainless steel and titanium in aerospace manufacturing and maintenance
CHICAGO-LATROBE
This jobber-length drill bit is made of cobalt steel with a straw/bronze finish and a 135° split point. It conforms to NAS 907 Type B specifications. Commonly used for drilling hardened materials such as stainless steel and titanium in aerospace manufacturing and maintenance
This #6 jobber-length drill bit is made of TiAlN-coated cobalt steel and features a 135° split point. It conforms to NAS 907 Type J specifications. The split point reduces walking on contact, and the coating extends tool life. Typical applications include drilling in hard materials such as stainless steel and titanium alloys in aerospace and precision industrial settings
CHICAGO-LATROBE
This #6 jobber-length drill bit is made of TiAlN-coated cobalt steel and features a 135° split point. It conforms to NAS 907 Type J specifications. The split point reduces walking on contact, and the coating extends tool life. Typical applications include drilling in hard materials such as stainless steel and titanium alloys in aerospace and precision industrial settings