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CHICAGO-LATROBE Jobber Length Drill Bit: #43, 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: #43, 135° Split Point, TiN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit #43 is a NAS-Spec Cobalt drill bit for aerospace applications, featuring a TiN-Coated Cobalt construction, 135° split point, and NAS 907 Type J compliance. With a diameter…

SKU 3G-OTH-200325

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #43, 135° Split Point, TiN-Coated Cobalt
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
Available to Order
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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
54078
Type
TiN-Coated Cobalt, NAS 907 Type J
Split Point
135°

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit #43 is a NAS-Spec Cobalt drill bit for aerospace applications, featuring a TiN-Coated Cobalt construction, 135° split point, and NAS 907 Type J compliance. With a diameter of 0.0890 inches (MPN 54078), it is designed for precision drilling in demanding industrial environments.

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 #43 jobber length drill bit used for?

This TiN-coated cobalt drill bit is designed for aerospace applications per NAS 907 Type J. It drills precise holes in hardened steels, stainless steels, and titanium alloys. The 135° split point reduces walking and eliminates the need for a center punch.

What are the specifications of the CHICAGO-LATROBE 54078 drill bit?

The CHICAGO-LATROBE 54078 is a #43 jobber length drill bit with a 0.0890 inch diameter, 135° split point, and TiN-coated cobalt construction. It meets NAS 907 Type J specifications for aerospace drilling. The coating extends tool life in high-temperature alloys.

Where to buy CHICAGO-LATROBE 54078 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 54078 drill bit worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time. We source genuine NAS-spec tooling for aerospace and industrial buyers globally.

How to select the correct jobber length drill bit for aerospace materials?

For aerospace alloys like titanium and Inconel, choose a cobalt drill bit with TiN coating and a 135° split point, such as the CHICAGO-LATROBE NAS 907 Type J. The split point reduces thrust and prevents wandering. Match the diameter to your hole tolerance and use proper coolant.

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: #44, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54079)
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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: #41, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54076)
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CHICAGO-LATROBE Jobber Length Drill Bit: #49, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54089)
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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: #39, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54049)
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CHICAGO-LATROBE Jobber Length Drill Bit: #33, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54043)

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