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CHICAGO-LATROBE 25/64" Black Oxide HSS 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 25/64" Black Oxide HSS Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit (SKU 57225, MPN 57225) is a general purpose high-speed steel drill bit with a 25/64" (0.3906") diameter, featuring a 118° split point and black oxide finish. This tool is…

SKU 3G-OTH-192405

Brand
CHICAGO-LATROBE
Item
25/64" Black Oxide HSS Jobber-Length Drill Bit
Part Number
57225
Category
General Purpose High-Speed Steel Jobber-Length Drill Bits
Available to Order
Also known as:57225CHICAGO-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
57225
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 (SKU 57225, MPN 57225) is a general purpose high-speed steel drill bit with a 25/64" (0.3906") diameter, featuring a 118° split point and black oxide finish. This tool is designed for standard drilling applications across multiple materials, supported by 3G Electric's sourcing and supply capabilities across 14 industrial departments.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 57225 used for?

This CHICAGO-LATROBE drill bit is designed for general-purpose drilling in metal, wood, and plastic. Its 118° split point reduces walking and requires less thrust, making it suitable for production and maintenance applications in industrial manufacturing and fabrication shops.

What are the specifications of the CHICAGO-LATROBE 57225 drill bit?

The CHICAGO-LATROBE 57225 is a jobber-length drill bit with a 25/64" diameter (0.3906 inches), 118° split point, and black oxide high-speed steel (HSS) construction. The black oxide finish provides lubricity and corrosion resistance for extended tool life.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 57225 or other CHICAGO-LATROBE tooling.

How to select the right CHICAGO-LATROBE drill bit for metal drilling?

Match the drill bit diameter to your hole size and material. For steel, use a 118° split-point bit like the CHICAGO-LATROBE 57225 to reduce walking. Ensure your drill speed and feed rate align with HSS tooling recommendations. 3G Electric can advise on application-specific tooling.

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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General purpose jobber-length drill bit made from high-speed steel with a black oxide finish. Features a 118° split point to reduce walking and eliminate the need for center punching. Suitable for drilling in metal, wood, and plastic in production and maintenance applications
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