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

3G Electric
CHICAGO-LATROBE #12 TiAlN-Coated HSS Jobber-Length Drill Bit - 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 #12 TiAlN-Coated HSS Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit (#12, MPN 42682) is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiAlN-coated HSS construction with a 135° split point per NAS 907 Type B. With a…

SKU 3G-OTH-190389

Brand
CHICAGO-LATROBE
Item
#12 TiAlN-Coated HSS Jobber-Length Drill Bit
Part Number
42682
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
Available to Order
Also known as:42682CHICAGO-LATROBE
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
42682
Type
TiAlN-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 (#12, MPN 42682) is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiAlN-coated HSS construction with a 135° split point per NAS 907 Type B. With a diameter of 0.1890 inches, this tool is designed for precision drilling in demanding industrial applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE #12 Jobber Length Drill Bit used for?

This drill bit is designed for aerospace and precision metalworking applications requiring NAS 907 Type B compliance. Its 135° split point reduces walking on contact, while the TiAlN coating extends tool life in high-temperature alloys. It is suitable for drilling in stainless steel, titanium, and other tough materials.

What are the specifications of the CHICAGO-LATROBE 42682 drill bit?

The CHICAGO-LATROBE 42682 is a #12 jobber length drill bit with a 0.1890-inch diameter, 135° split point, and TiAlN-coated high-speed steel construction. It meets NAS 907 Type B standards for aerospace use. The manufacturer part number is 42682.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 42682 or other NAS-spec tooling.

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

For aerospace drilling, choose bits meeting NAS 907 Type B standards, like the CHICAGO-LATROBE 42682. Consider material hardness: TiAlN coating suits high-temperature alloys. The 135° split point aids self-centering. Match diameter to hole tolerance; 0.1890 inch fits #12 screw sizes. Always verify shank compatibility with your chuck.

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.
Not sure this is the right part? Photo-identify it

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

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
This jobber-length drill bit is made of TiAlN-coated high-speed steel and features a 135° split point per NAS 907 Type B. It is designed for precision drilling in aerospace and other demanding industrial applications where NAS specifications are required. The #11 size has a 0.1910 inch diameter
CHICAGO-LATROBE
This jobber-length drill bit is made of TiAlN-coated high-speed steel and features a 135° split point per NAS 907 Type B. It is designed for precision drilling in aerospace and other demanding industrial applications where NAS specifications are required. The #11 size has a 0.1910 inch diameter
This jobber-length drill bit is made from TiAlN-coated high-speed steel and conforms to NAS 907 Type B for aerospace applications. The 135° split point reduces walking and thrust, enabling precise hole drilling in high-strength alloys. With a #48 diameter of 0.0760 inches, it is suited for production environments requiring extended tool life
CHICAGO-LATROBE
This jobber-length drill bit is made from TiAlN-coated high-speed steel and conforms to NAS 907 Type B for aerospace applications. The 135° split point reduces walking and thrust, enabling precise hole drilling in high-strength alloys. With a #48 diameter of 0.0760 inches, it is suited for production environments requiring extended tool life
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. 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 to reduce walking and thrust. Suitable for precision drilling in aerospace and other demanding industrial applications
This jobber-length drill bit is made from high-speed steel with a black oxide finish and a 135° split point. It meets NAS 907 Type B specifications for aerospace applications. The split point reduces walking and thrust, enabling precise drilling in hard metals such as stainless steel and titanium alloys
CHICAGO-LATROBE
This jobber-length drill bit is made from high-speed steel with a black oxide finish and a 135° split point. It meets NAS 907 Type B specifications for aerospace applications. The split point reduces walking and thrust, enabling precise drilling in hard metals such as stainless steel and titanium alloys
CHICAGO-LATROBE #12 jobber-length drill bit made of high-speed steel with black oxide finish. Features a 135° split point and meets NAS 907 Type B specifications. Designed for precision drilling in aerospace and industrial applications, suitable for hard metals and sheet materials
CHICAGO-LATROBE
CHICAGO-LATROBE #12 jobber-length drill bit made of high-speed steel with black oxide finish. Features a 135° split point and meets NAS 907 Type B specifications. Designed for precision drilling in aerospace and industrial applications, suitable for hard metals and sheet materials
This jobber-length drill bit is made from high-speed steel with a black oxide finish. It features a 135° split point and conforms to NAS 907 Type B specifications. Commonly used in aerospace and other precision drilling applications where NAS standards are required
CHICAGO-LATROBE
This jobber-length drill bit is made from high-speed steel with a black oxide finish. It features a 135° split point and conforms to NAS 907 Type B specifications. Commonly used in aerospace and other precision drilling applications where NAS standards are required
This jobber-length drill bit is made from high-speed steel with a black oxide finish and a 135° split point. It conforms to NAS 907 Type B specifications for aerospace drilling applications. The #56 wire-gauge diameter (0.0465 in) is suited for precision holemaking in metalworking tasks
CHICAGO-LATROBE
This jobber-length drill bit is made from high-speed steel with a black oxide finish and a 135° split point. It conforms to NAS 907 Type B specifications for aerospace drilling applications. The #56 wire-gauge diameter (0.0465 in) is suited for precision holemaking in metalworking tasks
This 7/64" jobber-length drill bit is made from TiN-coated high-speed steel and features a 135° split point. It conforms to NAS 907 Type B specifications for aerospace drilling applications. Suitable for use in hardened steels and alloys, it is commonly employed in aircraft assembly and maintenance tasks
CHICAGO-LATROBE
This 7/64" jobber-length drill bit is made from TiN-coated high-speed steel and features a 135° split point. It conforms to NAS 907 Type B specifications for aerospace drilling applications. Suitable for use in hardened steels and alloys, it is commonly employed in aircraft assembly and maintenance tasks

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first