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CHICAGO-LATROBE Jobber Length Drill Bit: #40, 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: #40, 135° Split Point, TiN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit #40 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.0980 diameter. This NAS-spec aerospace-grade tool is designed for demanding industrial…

SKU 3G-OTH-200374

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #40, 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
54075
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 #40 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.0980 diameter. This NAS-spec aerospace-grade tool is designed for demanding industrial drilling applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #40 used for?

This TiN-coated cobalt drill bit is designed for aerospace applications requiring NAS 907 Type J compliance. Its 135° split point reduces walking and improves hole accuracy in hard metals, making it suitable for precision drilling in aircraft maintenance and manufacturing.

What are the specifications of the CHICAGO-LATROBE 54075 drill bit?

The CHICAGO-LATROBE 54075 is a #40 jobber length drill bit with a 0.0980 inch diameter, 135° split point, and TiN-coated cobalt construction. It meets NAS 907 Type J specifications for aerospace use, offering wear resistance and extended tool life.

Where to buy CHICAGO-LATROBE NAS-spec drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE NAS 907 Type J drill bits like the 54075 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine aerospace-grade tooling regardless of your location.

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

For aerospace drilling, choose a bit that meets NAS 907 Type J specs, like the CHICAGO-LATROBE 54075. The 135° split point and TiN coating improve performance on tough alloys. Match the diameter to your hole size and ensure the bit is cobalt-grade for heat resistance.

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
CHICAGO-LATROBE Jobber Length Drill Bit: #41, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54076)
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CHICAGO-LATROBE Jobber Length Drill Bit: #43, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54078)
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CHICAGO-LATROBE Jobber Length Drill Bit: #39, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54049)
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CHICAGO-LATROBE Jobber Length Drill Bit: #44, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54079)
CHICAGO-LATROBE Jobber Length Drill Bit: #42, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54077)
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CHICAGO-LATROBE Jobber Length Drill Bit: #42, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54077)
CHICAGO-LATROBE Jobber Length Drill Bit: #34, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54044)
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CHICAGO-LATROBE Jobber Length Drill Bit: #34, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54044)

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