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CHICAGO-LATROBE 31/64" Jobber-Length Drill Bit - General Purpose High-Speed Steel Jobber-Length Drill Bits
CHICAGO-LATROBEGeneral Purpose High-Speed Steel Jobber-Length Drill Bits

CHICAGO-LATROBE 31/64" Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 57231) is a general purpose high-speed steel drill bit with a 31/64" diameter (0.4844"). It features a black oxide finish and a 118° split point for self-centering.

SKU 3G-OTH-192349

Brand
CHICAGO-LATROBE
Item
31/64" Jobber-Length Drill Bit
Part Number
57231
Category
General Purpose High-Speed Steel Jobber-Length Drill Bits
Available to Order
Also known as:57231CHICAGO-LATROBE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
57231
Type
Black Oxide HSS
Split Point
118°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 57231) is a general purpose high-speed steel drill bit with a 31/64" diameter (0.4844"). It features a black oxide finish and a 118° split point for self-centering.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 57231 used for?

This 31/64" black oxide HSS drill bit is designed for general-purpose drilling in metal, wood, and plastic. Its 118° split point reduces walking and improves cutting efficiency, making it suitable for maintenance, fabrication, and production environments.

What are the specifications of the CHICAGO-LATROBE 57231 drill bit?

The CHICAGO-LATROBE 57231 is a jobber length drill bit with a 31/64" diameter (0.4844"), 118° split point, and black oxide high-speed steel construction. It is designed for general-purpose drilling and is manufactured under part number 57231.

Where to buy CHICAGO-LATROBE 57231 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 57231 drill bit to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this and other cutting tools to your facility, regardless of location.

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

For metal drilling, choose a high-speed steel bit with a split point like the CHICAGO-LATROBE 57231 to reduce walking. Match the diameter to your hole size, use proper cutting fluid, and run at recommended speeds for the material. 3G Electric can help source the correct bit for your application.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE general purpose high-speed steel jobber-length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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