We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

CHICAGO-LATROBE Jobber Length Drill Bit: 3/8", 135° Split Point, TiCN-Coated HSS - NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit: 3/8", 135° Split Point, TiCN-Coated HSS

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 43624) is a 3/8" NAS-spec high-speed steel drill bit with a 135° split point and TiCN coating, conforming to NAS 907 Type B. 3G Electric interprets this demand and…

SKU 3G-OTH-189871

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 3/8", 135° Split Point, TiCN-Coated HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
43624
Type
TiCN-Coated HSS, NAS 907 Type B
Split Point
135°

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 43624) is a 3/8" NAS-spec high-speed steel drill bit with a 135° split point and TiCN coating, conforming to NAS 907 Type B. 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right solution, not just a catalog.

Frequently Asked Questions

What is the CHICAGO-LATROBE 43624 drill bit used for?

This TiCN-coated HSS jobber-length drill bit is designed for aerospace applications requiring NAS 907 Type B compliance. It drills precise holes in hardened steels and alloys, with a 135° split point reducing walking and thrust.

What are the specifications of the CHICAGO-LATROBE 43624 drill bit?

The CHICAGO-LATROBE 43624 is a 3/8" (0.3750") jobber-length drill bit with a 135° split point, TiCN-coated high-speed steel, and NAS 907 Type B geometry. It is optimized for aerospace-grade materials and high-precision drilling.

Where to buy CHICAGO-LATROBE 43624 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 43624 drill bit worldwide. We handle full logistics, customs clearance, and delivery to global destinations. Contact us for availability and lead times.

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

For aerospace drilling, choose a bit meeting NAS 907 Type B, like the CHICAGO-LATROBE 43624. The TiCN coating extends tool life in abrasive alloys, and the 135° split point ensures accurate starts without a center punch.

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 high-speed steel 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: 5/32", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43610)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 5/32", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43610)
CHICAGO-LATROBE Jobber Length Drill Bit: 3/16", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43612)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3/16", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43612)
This jobber-length drill bit is made from TiCN-coated high-speed steel and features a 135° split point. It conforms to NAS 907 Type B specifications for aerospace applications. The 13/32" diameter bit is designed for drilling in high-strength alloys and other demanding materials
CHICAGO-LATROBE
This jobber-length drill bit is made from TiCN-coated high-speed steel and features a 135° split point. It conforms to NAS 907 Type B specifications for aerospace applications. The 13/32" diameter bit is designed for drilling in high-strength alloys and other demanding materials
CHICAGO-LATROBE Jobber Length Drill Bit: 7/16", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43628)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 7/16", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43628)
CHICAGO-LATROBE Jobber Length Drill Bit: 23/64", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43623)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 23/64", 135° Split Point, TiCN-Coated HSS, NAS 907 Type B (MPN 43623)
TiCN-coated high-speed steel jobber-length drill bit with a 135° split point, conforming to NAS 907 Type B. Designed for drilling high-strength alloys in precision metalworking and aerospace applications
CHICAGO-LATROBE
TiCN-coated high-speed steel jobber-length drill bit with a 135° split point, conforming to NAS 907 Type B. Designed for drilling high-strength alloys in precision metalworking and aerospace applications

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
This #66 jobber-length drill bit is made from TiN-coated high-speed steel and conforms to NAS 907 Type B. The 135° point reduces walking during start. It is suited for precision drilling in aerospace and other demanding industrial applications
CHICAGO-LATROBE
This #66 jobber-length drill bit is made from TiN-coated high-speed steel and conforms to NAS 907 Type B. The 135° point reduces walking during start. It is suited for precision drilling in aerospace and other demanding industrial applications
This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. It features a 135° split point for reduced walking and improved penetration. Suitable for precision drilling in aerospace and other demanding industrial applications
CHICAGO-LATROBE
This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. It features a 135° split point for reduced walking and improved penetration. Suitable for precision drilling in aerospace and other demanding industrial applications
This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. It features a 135° split point to reduce walking and thrust. Commonly used in aerospace and precision manufacturing applications requiring NAS compliance
CHICAGO-LATROBE
This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. It features a 135° split point to reduce walking and thrust. Commonly used in aerospace and precision manufacturing applications requiring NAS compliance
TiAlN-coated HSS jobber-length drill bit with a 135° split point, meeting NAS 907 Type B requirements. Designed for precision drilling in high-strength alloys and stainless steels, reducing thrust and improving chip evacuation. Suitable for aerospace and other demanding industrial applications
CHICAGO-LATROBE
TiAlN-coated HSS jobber-length drill bit with a 135° split point, meeting NAS 907 Type B requirements. Designed for precision drilling in high-strength alloys and stainless steels, reducing thrust and improving chip evacuation. Suitable for aerospace and other demanding industrial applications
This jobber-length drill bit is made from high-speed steel with a black oxide finish, meeting NAS 907 Type B specifications. It features a 135° split point for reduced walking and lower drilling forces. Suitable for precision holemaking in metals and alloys in aerospace and other high-tolerance machining applications
CHICAGO-LATROBE
This jobber-length drill bit is made from high-speed steel with a black oxide finish, meeting NAS 907 Type B specifications. It features a 135° split point for reduced walking and lower drilling forces. Suitable for precision holemaking in metals and alloys in aerospace and other high-tolerance machining applications
This #54 jobber-length drill bit is made from TiN-coated high-speed steel and meets NAS 907 Type B specifications. The 135° point geometry reduces thrust during drilling. It is used for precision holemaking in aerospace structural components and other high-strength alloy applications
CHICAGO-LATROBE
This #54 jobber-length drill bit is made from TiN-coated high-speed steel and meets NAS 907 Type B specifications. The 135° point geometry reduces thrust during drilling. It is used for precision holemaking in aerospace structural components and other high-strength alloy applications
CHICAGO-LATROBE jobber-length drill bit made of TiAlN-coated high-speed steel, conforming to NAS 907 Type B. Features a 135° split point for precise hole starting and reduced thrust. Suitable for drilling in aerospace-grade materials where NAS-spec compliance is required
CHICAGO-LATROBE
CHICAGO-LATROBE jobber-length drill bit made of TiAlN-coated high-speed steel, conforming to NAS 907 Type B. Features a 135° split point for precise hole starting and reduced thrust. Suitable for drilling in aerospace-grade materials where NAS-spec compliance is required
This jobber-length drill bit is made from TiN-coated high-speed steel and features a 135° split point per NAS 907 Type B. It is designed for precision drilling in aerospace and industrial applications, reducing walking without requiring a center punch. The TiN coating extends tool life in ferrous and non-ferrous materials
CHICAGO-LATROBE
This jobber-length drill bit is made from TiN-coated high-speed steel and features a 135° split point per NAS 907 Type B. It is designed for precision drilling in aerospace and industrial applications, reducing walking without requiring a center punch. The TiN coating extends tool life in ferrous and non-ferrous materials