We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
CHICAGO-LATROBE NAS-Spec Cobalt Jobber-Length Drill Bit #11 - 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 #11

The CHICAGO-LATROBE Jobber Length Drill Bit #11 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.1910-inch diameter (MPN 54021). Designed to meet aerospace NAS-Spec requirements, this…

SKU 3G-OTH-200444

Brand
CHICAGO-LATROBE
Item
NAS-Spec Cobalt Jobber-Length Drill Bit #11
Part Number
54021
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
Available to Order
Also known as:54021CHICAGO-LATROBE
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 — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
54021
Type
TiN-Coated Cobalt, NAS 907 Type J
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 #11 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.1910-inch diameter (MPN 54021). Designed to meet aerospace NAS-Spec requirements, this tool is suitable for demanding industrial drilling applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #11 used for?

This TiN-coated cobalt drill bit is designed for aerospace applications requiring NAS 907 Type J compliance. It drills precise holes in hardened steels, stainless steels, and high-temperature alloys. The 135° split point reduces walking and improves penetration, making it suitable for demanding industrial and aircraft maintenance tasks.

What are the specifications of the CHICAGO-LATROBE 54021 drill bit?

The CHICAGO-LATROBE 54021 is a #11 jobber length drill bit with a 0.1910-inch diameter, 135° split point, and TiN-coated cobalt construction. It meets NAS 907 Type J specifications. The coating extends tool life and reduces friction, while the split point geometry enhances cutting efficiency in tough materials.

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 facility. Contact us for availability and lead times. We source genuine NAS-spec tooling for aerospace and manufacturing operations across all regions.

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

Select a drill bit that matches the material hardness and hole tolerance required. For aerospace alloys, use cobalt or carbide bits with a 135° split point and appropriate coating. Verify the bit meets NAS 907 Type J if specified. CHICAGO-LATROBE offers TiN-coated options for extended tool life in high-strength materials.

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.
Not sure this is the right part? Photo-identify it

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

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and features a 135° split point. It is designed for drilling in aerospace applications requiring NAS-spec compliance. The 5.1 mm diameter (0.2008 in decimal equivalent) is suitable for use in hard metals such as stainless steel and titanium
CHICAGO-LATROBE
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and features a 135° split point. It is designed for drilling in aerospace applications requiring NAS-spec compliance. The 5.1 mm diameter (0.2008 in decimal equivalent) is suitable for use in hard metals such as stainless steel and titanium
This NAS-Spec cobalt jobber-length drill bit is designed for precision drilling in aerospace applications. The 135° split point reduces walking and requires less thrust, making it suitable for drilling hard materials such as stainless steel and titanium. The straw/bronze cobalt finish provides heat resistance and extended tool life
CHICAGO-LATROBE
This NAS-Spec cobalt jobber-length drill bit is designed for precision drilling in aerospace applications. The 135° split point reduces walking and requires less thrust, making it suitable for drilling hard materials such as stainless steel and titanium. The straw/bronze cobalt finish provides heat resistance and extended tool life
This 23/64" jobber-length drill bit is made of TiN-coated cobalt and features a 135° split point. It conforms to NAS 907 Type J standards. Used for drilling in aerospace and other high-precision industrial applications where tough materials are encountered
CHICAGO-LATROBE
This 23/64" jobber-length drill bit is made of TiN-coated cobalt and features a 135° split point. It conforms to NAS 907 Type J standards. Used for drilling in aerospace and other high-precision industrial applications where tough materials are encountered
This #21 jobber-length drill bit features TiN-coated cobalt construction with a 135° split point, conforming to NAS 907 Type J specifications. The 0.1590-inch diameter bit is designed for precision drilling in aerospace and other demanding applications, reducing walking and improving hole accuracy in tough materials
CHICAGO-LATROBE
This #21 jobber-length drill bit features TiN-coated cobalt construction with a 135° split point, conforming to NAS 907 Type J specifications. The 0.1590-inch diameter bit is designed for precision drilling in aerospace and other demanding applications, reducing walking and improving hole accuracy in tough materials
This CHICAGO-LATROBE jobber-length drill bit is #13 size with 0.1850-inch diameter, made of TiN-coated cobalt and featuring a 135° split point. It meets NAS 907 Type J standards for aerospace drilling applications. Suitable for use in high-precision industrial drilling of tough materials
CHICAGO-LATROBE
This CHICAGO-LATROBE jobber-length drill bit is #13 size with 0.1850-inch diameter, made of TiN-coated cobalt and featuring a 135° split point. It meets NAS 907 Type J standards for aerospace drilling applications. Suitable for use in high-precision industrial drilling of tough materials
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
CHICAGO-LATROBE
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 TiAlN-coated cobalt jobber-length drill bit meets NAS specifications for aerospace applications. The 135° split point reduces walking and thrust, enabling drilling in hard materials such as stainless steel and titanium. Suitable for general-purpose holemaking in demanding industrial environments
CHICAGO-LATROBE
This TiAlN-coated cobalt jobber-length drill bit meets NAS specifications for aerospace applications. The 135° split point reduces walking and thrust, enabling drilling in hard materials such as stainless steel and titanium. Suitable for general-purpose holemaking in demanding industrial environments
This 1 mm jobber-length drill bit is made of cobalt steel with a straw/bronze finish, conforming to NAS 907 Type B. The 135° split point reduces walking and thrust, enabling accurate drilling in hard metals and stainless steel. Suitable for aerospace and high-precision industrial drilling applications
CHICAGO-LATROBE
This 1 mm jobber-length drill bit is made of cobalt steel with a straw/bronze finish, conforming to NAS 907 Type B. The 135° split point reduces walking and thrust, enabling accurate drilling in hard metals and stainless steel. Suitable for aerospace and high-precision industrial drilling applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first