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CHICAGO-LATROBE Jobber Length Drill Bit: #8, 135° Split Point, TiAlN-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: #8, 135° Split Point, TiAlN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit #8 is a NAS-Spec Cobalt Jobber-Length Drill Bit for aerospace, featuring a TiAlN-Coated Cobalt construction with a 135° Split Point, NAS 907 Type J designation, and a…

SKU 3G-OTH-200192

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #8, 135° Split Point, TiAlN-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
44978
Type
TiAlN-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 #8 is a NAS-Spec Cobalt Jobber-Length Drill Bit for aerospace, featuring a TiAlN-Coated Cobalt construction with a 135° Split Point, NAS 907 Type J designation, and a 0.1990 diameter. 3G Electric interprets this demand and delivers the genuine OEM part (MPN 44978) across 14 industrial departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

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 Jobber Length Drill Bit #8 used for?

This TiAlN-coated cobalt drill bit is designed for aerospace and high-tolerance machining. Its 135° split point reduces walking and thrust, making it ideal for drilling hard materials like stainless steel and titanium in aircraft assembly and maintenance.

What are the specifications of the CHICAGO-LATROBE 44978 drill bit?

The CHICAGO-LATROBE 44978 is a #8 jobber length drill bit with a 0.1990 inch diameter, 135° split point, and TiAlN-coated cobalt construction. It meets NAS 907 Type J standards for aerospace applications, ensuring durability and precision in demanding environments.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine NAS-spec tooling like the 44978 to aerospace and manufacturing facilities across all regions.

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

For aerospace drilling, choose a cobalt bit with TiAlN coating for heat resistance and a 135° split point to prevent wandering. The CHICAGO-LATROBE NAS 907 Type J bit is engineered for these conditions, offering consistent performance in high-strength alloys.

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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Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: #9, 135° Split Point, TiAlN-Coated Cobalt, NAS 907 Type J (MPN 44979)
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CHICAGO-LATROBE Jobber Length Drill Bit: #7, 135° Split Point, TiAlN-Coated Cobalt, NAS 907 Type J (MPN 44977)
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CHICAGO-LATROBE Jobber Length Drill Bit: #12, 135° Split Point, TiAlN-Coated Cobalt, NAS 907 Type J (MPN 44982)

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