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CHICAGO-LATROBE General Purpose Solid Carbide Screw-Machine - General Purpose Solid Carbide Screw-Machine Length Drill Bits
CHICAGO-LATROBEGeneral Purpose Solid Carbide Screw-Machine Length Drill Bits

CHICAGO-LATROBE General Purpose Solid Carbide Screw-Machine

CHICAGO-LATROBE General Purpose Solid Carbide Screw-Machine Length Drill Bits.

SKU 3G-OTH-194504

Brand
CHICAGO-LATROBE
Item
General Purpose Solid Carbide Screw-Machine
Part Number
78728
Category
General Purpose Solid Carbide Screw-Machine Length Drill Bits
Available to Order
Also known as:78728CHICAGO-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
78728

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

Product Description

CHICAGO-LATROBE General Purpose Solid Carbide Screw-Machine Length Drill Bits.

Frequently Asked Questions

What is a Chicago-Latrobe screw machine drill bit used for?

This 1/2" solid carbide screw-machine length drill bit is designed for general-purpose drilling in production environments. It creates precise holes in metals and composites, commonly used in machining, automotive, and aerospace applications where rigidity and accuracy are critical.

What are the specifications of the Chicago-Latrobe 78728 drill bit?

The Chicago-Latrobe 78728 is a 1/2" diameter solid carbide screw-machine length drill bit with a 118° 4-facet point. It is designed for general-purpose drilling, offering high wear resistance and precision in automated or manual machining operations.

Where to buy Chicago-Latrobe 78728 drill bits worldwide?

3G Electric supplies and delivers the Chicago-Latrobe 78728 drill bit worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order reaches any international destination. Contact us for availability and lead time.

How to select the right Chicago-Latrobe screw machine drill bit?

Select based on hole diameter, material hardness, and machine rigidity. The 1/2" solid carbide bit with a 118° 4-facet point suits general-purpose drilling in steel, stainless, and cast iron. For deeper holes or tougher alloys, consider coolant-fed or coated variants. Always match speed and feed to the workpiece.

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 solid carbide screw-machine 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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This 1/4" diameter solid carbide screw-machine length drill bit features a 118° 4-facet point for precise centering and reduced thrust. Designed for general-purpose drilling in production environments, it is suitable for high-speed automated machining of ferrous and non-ferrous materials. The carbide construction provides extended tool life in repetitive drilling operations
CHICAGO-LATROBE
This 1/4" diameter solid carbide screw-machine length drill bit features a 118° 4-facet point for precise centering and reduced thrust. Designed for general-purpose drilling in production environments, it is suitable for high-speed automated machining of ferrous and non-ferrous materials. The carbide construction provides extended tool life in repetitive drilling operations

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