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

CHICAGO-LATROBE Jobber Length Drill Bit: 1/4", 135° Split Point, TiN-Coated Cobalt - 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: 1/4", 135° Split Point, TiN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 54058) is a 1/4" NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a TiN-Coated Cobalt construction with a 135° Split Point per NAS 907 Type J. 3G…

SKU 3G-OTH-199998

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 1/4", 135° Split Point, TiN-Coated Cobalt
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 — 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
54058
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 (MPN 54058) is a 1/4" NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a TiN-Coated Cobalt construction with a 135° Split Point per NAS 907 Type J. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

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 54058 drill bit used for?

This jobber-length drill bit is designed for aerospace and high-precision industrial drilling. Its 135° split point reduces walking, while the TiN-coated cobalt construction handles tough materials like stainless steel and titanium. 3G Electric supplies this NAS 907 Type J bit for demanding applications.

What are the specifications of the CHICAGO-LATROBE 54058?

The CHICAGO-LATROBE 54058 is a 1/4" jobber-length drill bit with a 135° split point, TiN-coated cobalt construction, and meets NAS 907 Type J standards. The manufacturer part number is 54058. 3G Electric sources this bit for aerospace and industrial use.

Where to buy CHICAGO-LATROBE 54058 worldwide?

3G Electric supplies the CHICAGO-LATROBE 54058 drill bit worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this NAS 907 Type J bit.

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

For aerospace drilling, choose a bit with a 135° split point to prevent walking on curved surfaces. Cobalt construction with TiN coating handles heat and hard alloys. The CHICAGO-LATROBE 54058 meets NAS 907 Type J specs. 3G Electric can help match your application.

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: 3/16", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54054)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3/16", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54054)
CHICAGO-LATROBE Jobber Length Drill Bit: 9/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54051)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 9/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54051)
CHICAGO-LATROBE Jobber Length Drill Bit: 5/32", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54052)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 5/32", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54052)
CHICAGO-LATROBE Jobber Length Drill Bit: 7/32", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54056)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 7/32", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54056)
CHICAGO-LATROBE Jobber Length Drill Bit: 15/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54057)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 15/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54057)
CHICAGO-LATROBE Jobber Length Drill Bit: 13/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54055)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 13/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54055)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
This jobber-length drill bit is made from cobalt steel with a TiAlN coating for heat resistance and extended tool life. The 135° split point reduces walking and enables precise hole starting. Designed to NAS specifications, it is suitable for drilling hard metals such as stainless steel and titanium in aerospace applications
CHICAGO-LATROBE
This jobber-length drill bit is made from cobalt steel with a TiAlN coating for heat resistance and extended tool life. The 135° split point reduces walking and enables precise hole starting. Designed to NAS specifications, it is suitable for drilling hard metals such as stainless steel and titanium in aerospace applications
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It is designed for precision drilling in aerospace applications, suitable for use on hard metals such as stainless steel and titanium. The bit meets NAS specifications for aerospace drilling tasks
CHICAGO-LATROBE
This jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It is designed for precision drilling in aerospace applications, suitable for use on hard metals such as stainless steel and titanium. The bit meets NAS specifications for aerospace drilling tasks
This jobber-length drill bit is made of straw/bronze cobalt and features a 135° split point. It is designed for drilling hard metals such as stainless steel and titanium in aerospace manufacturing and maintenance applications. The bit meets NAS specifications for precision drilling
CHICAGO-LATROBE
This jobber-length drill bit is made of straw/bronze cobalt and features a 135° split point. It is designed for drilling hard metals such as stainless steel and titanium in aerospace manufacturing and maintenance applications. The bit meets NAS specifications for precision drilling
This NAS-Spec cobalt jobber-length drill bit is designed for precision drilling in hard materials such as stainless steel and titanium. The 135° split point reduces walking and requires less thrust, enabling accurate hole placement. The straw/bronze cobalt finish provides heat resistance for demanding applications. Suitable for aerospace and other high-performance drilling operations
CHICAGO-LATROBE
This NAS-Spec cobalt jobber-length drill bit is designed for precision drilling in hard materials such as stainless steel and titanium. The 135° split point reduces walking and requires less thrust, enabling accurate hole placement. The straw/bronze cobalt finish provides heat resistance for demanding applications. Suitable for aerospace and other high-performance drilling operations
This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type B specifications for aerospace drilling. The 135° split point reduces walking and improves hole accuracy. Suitable for drilling tough materials such as stainless steel and titanium in high-precision industrial applications
CHICAGO-LATROBE
This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type B specifications for aerospace drilling. The 135° split point reduces walking and improves hole accuracy. Suitable for drilling tough materials such as stainless steel and titanium in high-precision industrial applications
This jobber-length drill bit is made of cobalt steel with a straw/bronze finish, featuring a 135° split point. It is designed for precision drilling in aerospace applications, suitable for use on hard metals such as stainless steel and titanium. The 1.4 mm diameter and NAS-spec construction ensure consistent performance in demanding environments
CHICAGO-LATROBE
This jobber-length drill bit is made of cobalt steel with a straw/bronze finish, featuring a 135° split point. It is designed for precision drilling in aerospace applications, suitable for use on hard metals such as stainless steel and titanium. The 1.4 mm diameter and NAS-spec construction ensure consistent performance in demanding environments
This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type B specifications for aerospace applications. The 135° split point reduces walking and eliminates the need for center punching. Suitable for drilling hard materials such as stainless steel and titanium in precision machining operations
CHICAGO-LATROBE
This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type B specifications for aerospace applications. The 135° split point reduces walking and eliminates the need for center punching. Suitable for drilling hard materials such as stainless steel and titanium in precision machining operations
This NAS-spec cobalt jobber-length drill bit features a TiAlN coating and a 135° split point. The split point reduces walking during start-up, while the cobalt construction and coating provide heat resistance for drilling in tough materials. Suitable for precision drilling in demanding industrial applications
CHICAGO-LATROBE
This NAS-spec cobalt jobber-length drill bit features a TiAlN coating and a 135° split point. The split point reduces walking during start-up, while the cobalt construction and coating provide heat resistance for drilling in tough materials. Suitable for precision drilling in demanding industrial applications