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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, Letter Y, is a NAS-Spec Cobalt Jobber-Length Drill Bit for aerospace applications. It features a TiN-Coated Cobalt construction with a 135° Split Point and a 0.4040…

SKU 3G-OTH-200189

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
54124
Type
TiN-Coated 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, Letter Y, is a NAS-Spec Cobalt Jobber-Length Drill Bit for aerospace applications. It features a TiN-Coated Cobalt construction with a 135° Split Point and a 0.4040 specification (MPN 54124).

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 54124 used for?

This drill bit is designed for aerospace and high-precision metal drilling. Its 135° split point reduces walking, and the TiN-coated cobalt construction handles hard materials like stainless steel and titanium. It meets NAS specifications for critical applications.

What are the specifications of the CHICAGO-LATROBE 54124 drill bit?

The CHICAGO-LATROBE 54124 is a Letter Y jobber-length drill bit with a 0.4040-inch diameter, 135° split point, and TiN-coated cobalt material. It is NAS-spec compliant for aerospace use. The manufacturer part number is 54124.

Where to buy CHICAGO-LATROBE 54124 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 54124 drill bit worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this NAS-spec aerospace tool globally.

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

For aerospace drilling, choose a bit with NAS compliance, such as the CHICAGO-LATROBE 54124. The 135° split point and TiN-coated cobalt ensure durability in hard metals. Match the diameter (0.4040 inches for Letter Y) to your hole size and material hardness.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This TiN-coated cobalt jobber-length drill bit is manufactured to NAS specifications for aerospace applications. The 135° split point reduces walking and thrust, enabling precise hole-making in high-strength alloys such as stainless steel and titanium. With a Letter L size and 0.2900-inch diameter, it is suited for demanding drilling tasks requiring accuracy and extended tool life
CHICAGO-LATROBE
This TiN-coated cobalt jobber-length drill bit is manufactured to NAS specifications for aerospace applications. The 135° split point reduces walking and thrust, enabling precise hole-making in high-strength alloys such as stainless steel and titanium. With a Letter L size and 0.2900-inch diameter, it is suited for demanding drilling tasks requiring accuracy and extended tool life
CHICAGO-LATROBE Jobber Length Drill Bit: Letter H, 135° Split Point, TiN-Coated Cobalt (MPN 54107)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: Letter H, 135° Split Point, TiN-Coated Cobalt (MPN 54107)
This jobber-length drill bit is made of TiN-coated cobalt steel with a 135° split point. It is designed for drilling hard metals such as stainless steel and titanium in aerospace and high-precision applications. The split point reduces walking and allows for accurate hole placement. Meets NAS specifications
CHICAGO-LATROBE
This jobber-length drill bit is made of TiN-coated cobalt steel with a 135° split point. It is designed for drilling hard metals such as stainless steel and titanium in aerospace and high-precision applications. The split point reduces walking and allows for accurate hole placement. Meets NAS specifications
This jobber-length drill bit is made from TiN-coated cobalt and features a 135° split point. It is designed for drilling operations in aerospace and other high-precision metalworking applications, particularly in hard materials such as stainless steel and titanium. The bit meets NAS specifications for demanding industrial use
CHICAGO-LATROBE
This jobber-length drill bit is made from TiN-coated cobalt and features a 135° split point. It is designed for drilling operations in aerospace and other high-precision metalworking applications, particularly in hard materials such as stainless steel and titanium. The bit meets NAS specifications for demanding industrial use
CHICAGO-LATROBE Jobber Length Drill Bit: Letter I, 135° Split Point, TiN-Coated Cobalt (MPN 54108)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: Letter I, 135° Split Point, TiN-Coated Cobalt (MPN 54108)
CHICAGO-LATROBE Jobber Length Drill Bit: Letter P, 135° Split Point, TiN-Coated Cobalt (MPN 54115)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: Letter P, 135° Split Point, TiN-Coated Cobalt (MPN 54115)

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This 2.5 mm (0.0984 in) jobber-length drill bit is made from straw/bronze cobalt and features a 135° split point. Designed for aerospace applications requiring NAS-spec compliance, the split point reduces thrust and walking on curved surfaces. Suitable for drilling hard metals such as titanium and stainless steel in aircraft maintenance and manufacturing
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This 2.5 mm (0.0984 in) jobber-length drill bit is made from straw/bronze cobalt and features a 135° split point. Designed for aerospace applications requiring NAS-spec compliance, the split point reduces thrust and walking on curved surfaces. Suitable for drilling hard metals such as titanium and stainless steel in aircraft maintenance and manufacturing
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This #26 jobber-length drill bit is made of cobalt steel with a straw/bronze finish, meeting NAS 907 Type B specifications. It features a 135° split point to reduce walking and thrust. Designed for precision drilling in high-strength alloys and aerospace materials
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This jobber-length drill bit features TiN-coated cobalt construction with a 135° split point, meeting NAS 907 Type B requirements. Designed for precision drilling in hard materials such as stainless steel and titanium. Suitable for aerospace and high-precision industrial applications
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