Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
CHICAGO-LATROBE NAS 907 Type B 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 NAS 907 Type B Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit (3.8 mm, MPN 45831) is a NAS-Spec High-Speed Steel drill bit for aerospace applications. It features a 135° split point and black oxide finish, with a diameter of 0.1496…

SKU 3G-OTH-190231

Brand
CHICAGO-LATROBE
Item
NAS 907 Type B Jobber-Length Drill Bit
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 — 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
45831
Type
Black Oxide 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 (3.8 mm, MPN 45831) is a NAS-Spec High-Speed Steel drill bit for aerospace applications. It features a 135° split point and black oxide finish, with a diameter of 0.1496 inches. This NAS 907 Type B tool is designed for precision drilling in demanding industrial environments.

Frequently Asked Questions

What is the CHICAGO-LATROBE 45831 drill bit used for?

The CHICAGO-LATROBE 45831 is a NAS 907 Type B jobber-length drill bit designed for aerospace applications. Its 3.8 mm diameter, 135° split point, and black oxide HSS construction enable precise drilling in high-strength alloys and sheet metal, meeting stringent aerospace fastener-hole tolerances.

What are the specifications of the CHICAGO-LATROBE 45831 drill bit?

The CHICAGO-LATROBE 45831 is a 3.8 mm (0.1496 in) jobber-length drill bit with a 135° split point, black oxide finish, and high-speed steel construction. It conforms to NAS 907 Type B standards, making it suitable for aerospace drilling tasks requiring tight positional accuracy.

Where to buy CHICAGO-LATROBE 45831 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 45831 drill bit worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this NAS-spec tool to any country.

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

Select a drill bit that matches the required hole diameter, material hardness, and aerospace standard. For NAS 907 applications, choose a jobber-length bit with a 135° split point, like the CHICAGO-LATROBE 45831, to reduce walking and improve hole quality in sheet metal and alloys. Always verify the shank type and coating for your specific material.

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
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. Typical applications include drilling in aerospace-grade materials such as high-strength alloys and sheet metal where precision and adherence to standards are required
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. Typical applications include drilling in aerospace-grade materials such as high-strength alloys and sheet metal where precision and adherence to standards are required
CHICAGO-LATROBE Jobber Length Drill Bit: 3.7 mm, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45830)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.7 mm, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45830)
CHICAGO-LATROBE Jobber Length Drill Bit: 3.6 mm, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45829)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3.6 mm, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45829)
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. Commonly used for drilling in aerospace and other precision industrial applications where controlled entry and reduced thrust are required
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. Commonly used for drilling in aerospace and other precision industrial applications where controlled entry and reduced thrust are required
This jobber-length drill bit is made from high-speed steel with a black oxide finish, featuring a 135° split point for reduced walking and no need for center punching. It conforms to NAS 907 Type B specifications, suitable for precision drilling in steel, stainless steel, and other alloys in aerospace and metalworking applications
CHICAGO-LATROBE
This jobber-length drill bit is made from high-speed steel with a black oxide finish, featuring a 135° split point for reduced walking and no need for center punching. It conforms to NAS 907 Type B specifications, suitable for precision drilling in steel, stainless steel, and other alloys in aerospace and metalworking applications
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 3.3 mm diameter bit is suited for precision holemaking in high-strength alloys and stainless steel
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 3.3 mm diameter bit is suited for precision holemaking in high-strength alloys and stainless steel

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts →
This #62 jobber-length drill bit is made from high-speed steel with a black oxide finish, conforming to NAS 907 Type B specifications. The 135° split point reduces walking and improves hole accuracy. It is commonly used for precision drilling in high-strength alloys and sheet metals in aerospace applications
CHICAGO-LATROBE
This #62 jobber-length drill bit is made from high-speed steel with a black oxide finish, conforming to NAS 907 Type B specifications. The 135° split point reduces walking and improves hole accuracy. It is commonly used for precision drilling in high-strength alloys and sheet metals in aerospace applications
This jobber-length drill bit is made from TiAlN-coated high-speed steel and features a 135° split point. It conforms to NAS 907 Type B specifications. The #49 size (0.0730 in diameter) is suited for precision drilling in aerospace and other demanding industrial applications where reduced walking and thrust are required
CHICAGO-LATROBE
This jobber-length drill bit is made from TiAlN-coated high-speed steel and features a 135° split point. It conforms to NAS 907 Type B specifications. The #49 size (0.0730 in diameter) is suited for precision drilling in aerospace and other demanding industrial applications where reduced walking and thrust are required
Jobber-length drill bit with a 0.0520-inch diameter, made from TiN-coated high-speed steel. Features a 135° split point and conforms to NAS 907 Type B standards. Used for precision drilling in aerospace applications requiring tight tolerances and consistent hole quality
CHICAGO-LATROBE
Jobber-length drill bit with a 0.0520-inch diameter, made from TiN-coated high-speed steel. Features a 135° split point and conforms to NAS 907 Type B standards. Used for precision drilling in aerospace applications requiring tight tolerances and consistent hole quality
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. Typical applications include drilling in aerospace and other precision metalworking operations where close tolerances are required
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. Typical applications include drilling in aerospace and other precision metalworking operations where close tolerances are required
TiN-coated high-speed steel jobber-length drill bit with a 135° split point, conforming to NAS 907 Type B. Designed for drilling precise holes in hardened steels and alloys in aerospace applications
CHICAGO-LATROBE
TiN-coated high-speed steel jobber-length drill bit with a 135° split point, conforming to NAS 907 Type B. Designed for drilling precise holes in hardened steels and alloys in aerospace applications
Jobber-length drill bit with #44 wire-gauge diameter (0.0860 in), made from TiCN-coated high-speed steel. Features a 135° split point for reduced walking and improved hole accuracy. Complies with NAS 907 Type B standards, suitable for drilling in high-strength alloys and curved surfaces in aerospace applications
CHICAGO-LATROBE
Jobber-length drill bit with #44 wire-gauge diameter (0.0860 in), made from TiCN-coated high-speed steel. Features a 135° split point for reduced walking and improved hole accuracy. Complies with NAS 907 Type B standards, suitable for drilling in high-strength alloys and curved surfaces in aerospace applications
This TiAlN-coated high-speed steel jobber-length drill bit meets NAS 907 Type B specifications for aerospace applications. The 135° split point reduces walking and thrust, enabling precise drilling in hard metals such as stainless steel and titanium alloys. Diameter: 19/64" (0.2969 inches)
CHICAGO-LATROBE
This TiAlN-coated high-speed steel jobber-length drill bit meets NAS 907 Type B specifications for aerospace applications. The 135° split point reduces walking and thrust, enabling precise drilling in hard metals such as stainless steel and titanium alloys. Diameter: 19/64" (0.2969 inches)
This #3 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. Suitable for precision drilling in metals and alloys where tight tolerances are required, commonly used in aerospace manufacturing and maintenance
CHICAGO-LATROBE
This #3 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. Suitable for precision drilling in metals and alloys where tight tolerances are required, commonly used in aerospace manufacturing and maintenance