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CHICAGO-LATROBE Fast-Cutting Single-Flute Countersink - Fast-Cutting Single-Flute Countersinks
CHICAGO-LATROBEFast-Cutting Single-Flute Countersinks

CHICAGO-LATROBE Fast-Cutting Single-Flute Countersink

The CHICAGO-LATROBE Countersink is a fast-cutting single-flute countersink with an 82° angle, featuring a 3/8 in body diameter and black oxide high-speed steel construction (MPN 56738). This tool is designed for…

SKU 3G-OTH-185253

Brand
CHICAGO-LATROBE
Item
Fast-Cutting Single-Flute Countersink
Part Number
56738
Category
Fast-Cutting Single-Flute Countersinks
Available to Order
Also known as:56738CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
56738
Type
Black Oxide High Speed Steel
Flute
1
Body Dia
3/8 in

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

Product Description

The CHICAGO-LATROBE Countersink is a fast-cutting single-flute countersink with an 82° angle, featuring a 3/8 in body diameter and black oxide high-speed steel construction (MPN 56738). This tool is designed for efficient deburring and countersinking operations in industrial machining applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE Countersink 56738 used for?

The CHICAGO-LATROBE 56738 is a fast-cutting single-flute countersink used to create 82° chamfered holes in metal, wood, or plastic. It deburrs and countersinks screw holes for flush fastener seating. Common in automotive, aerospace, and general fabrication where clean, precise chamfers are required.

What are the specifications of the CHICAGO-LATROBE Countersink 56738?

The CHICAGO-LATROBE 56738 has a 3/8 in body diameter, 82° included angle, and one flute. It is made from black oxide high speed steel for wear resistance and reduced friction. The manufacturer part number is 56738. It is designed for fast, single-flute countersinking in various materials.

Where to buy the CHICAGO-LATROBE Countersink 56738 worldwide?

3G Electric supplies the CHICAGO-LATROBE Countersink 56738 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this item to any country.

How to select the correct CHICAGO-LATROBE Countersink for your application?

Select a CHICAGO-LATROBE countersink by matching the body diameter to your hole size and the angle (82° for standard flathead screws) to your fastener. Single-flute designs like the 56738 cut fast with less chatter. For harder materials, choose black oxide high speed steel for heat resistance and longer tool life.

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 fast-cutting single-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This single-flute countersink is made from black oxide high-speed steel with a 1-inch body diameter. It is designed for fast cutting and deburring operations, creating conical recesses for flat-head screws in metalworking and woodworking applications
CHICAGO-LATROBE
This single-flute countersink is made from black oxide high-speed steel with a 1-inch body diameter. It is designed for fast cutting and deburring operations, creating conical recesses for flat-head screws in metalworking and woodworking applications

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