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CHICAGO-LATROBE Jobber Length Drill Bit: 17/64", 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: 17/64", 135° Split Point, TiN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit (17/64", MPN 54059) is a 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. With…

SKU 3G-OTH-200322

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 17/64", 135° Split Point, TiN-Coated Cobalt
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
54059
Type
TiN-Coated Cobalt, NAS 907 Type J
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 (17/64", MPN 54059) is a 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. With a diameter of 0.2656 inches, this bit is designed for demanding aerospace applications, backed by 3G Electric's specialist sourcing and support across 14 industrial departments.

Frequently Asked Questions

What is the CHICAGO-LATROBE 54059 drill bit used for?

This TiN-coated cobalt jobber-length drill bit is designed for aerospace applications requiring NAS 907 Type J compliance. It drills precise holes in hardened steels and superalloys up to 850 °C, commonly used in aircraft frame and engine component manufacturing.

What are the specifications of the CHICAGO-LATROBE 54059?

The CHICAGO-LATROBE 54059 is a 17/64" (0.2656 inch) jobber-length drill bit with a 135° split point, TiN-coated cobalt construction, and NAS 907 Type J specification. It is designed for high-speed drilling in aerospace-grade materials.

Where to buy CHICAGO-LATROBE 54059 worldwide?

3G Electric supplies the CHICAGO-LATROBE 54059 worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to any country. Contact us for availability and lead time.

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

Select a drill bit that meets NAS 907 Type J for aerospace compliance. The 135° split point reduces walking on curved surfaces, and TiN coating extends tool life in high-temperature alloys. Match the diameter (17/64") to your hole tolerance requirements.

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 jobber-length drill bit is made from TiN-coated cobalt and conforms to NAS 907 Type J standards. The 135° split point reduces walking during drilling. It is suited for general aerospace and high-precision industrial drilling applications in materials such as stainless steel and titanium
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This jobber-length drill bit is made from TiN-coated cobalt and conforms to NAS 907 Type J standards. The 135° split point reduces walking during drilling. It is suited for general aerospace and high-precision industrial drilling applications in materials such as stainless steel and titanium
This jobber-length drill bit is made from TiN-coated cobalt and conforms to NAS 907 Type J specifications. It features a 135° split point for reduced walking and improved cutting action. Commonly used in precision drilling of hard materials such as stainless steel and titanium in aerospace and industrial applications
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This jobber-length drill bit is made from TiN-coated cobalt and conforms to NAS 907 Type J specifications. It features a 135° split point for reduced walking and improved cutting action. Commonly used in precision drilling of hard materials such as stainless steel and titanium in aerospace and industrial applications
CHICAGO-LATROBE Jobber Length Drill Bit: 13/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54055)
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CHICAGO-LATROBE Jobber Length Drill Bit: 13/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54055)
This jobber-length drill bit is made of TiN-coated cobalt and features a 135° split point per NAS 907 Type J. It is designed for drilling in aerospace and other high-precision industrial applications where tight tolerances and extended tool life are required. The split point reduces walking on contact, and the cobalt construction handles hardened steels and abrasive materials
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This jobber-length drill bit is made of TiN-coated cobalt and features a 135° split point per NAS 907 Type J. It is designed for drilling in aerospace and other high-precision industrial applications where tight tolerances and extended tool life are required. The split point reduces walking on contact, and the cobalt construction handles hardened steels and abrasive materials
CHICAGO-LATROBE Jobber Length Drill Bit: 11/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54053)
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CHICAGO-LATROBE Jobber Length Drill Bit: 11/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54053)
CHICAGO-LATROBE Jobber Length Drill Bit: 3/16", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54054)
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CHICAGO-LATROBE Jobber Length Drill Bit: 3/16", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54054)

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This NAS-spec cobalt jobber-length drill bit features a 135° split point to reduce walking and thrust. The straw/bronze cobalt construction provides heat resistance for drilling hard materials. Suitable for precision holemaking in aerospace and other demanding applications
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