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CHICAGO-LATROBE Countersink: 82°, 3 Flute, 3/8 in Body Dia - General Purpose Three-Flute Countersinks
CHICAGO-LATROBEGeneral Purpose Three-Flute Countersinks

CHICAGO-LATROBE Countersink: 82°, 3 Flute, 3/8 in Body Dia

The CHICAGO-LATROBE Countersink is a general purpose three-flute countersink with an 82° angle, featuring a 3/8 in body diameter and black oxide high-speed steel construction (MPN 56838). This tool is designed for…

SKU 3G-OTH-185057

Brand
CHICAGO-LATROBE
Item
Countersink: 82°, 3 Flute, 3/8 in Body Dia
Category
General Purpose Three-Flute Countersinks
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
56838
Type
Black Oxide High Speed Steel
Flute
3
Body Dia
3/8 in

Technical Documents

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

Product Description

The CHICAGO-LATROBE Countersink is a general purpose three-flute countersink with an 82° angle, featuring a 3/8 in body diameter and black oxide high-speed steel construction (MPN 56838). This tool is designed for creating countersunk holes in metalworking applications.

Frequently Asked Questions

What is a CHICAGO-LATROBE 3-flute countersink used for?

A CHICAGO-LATROBE 3-flute countersink creates a conical recess for flathead screw heads in metalworking. The 82° angle matches standard screw heads, while the black oxide high-speed steel construction resists wear and reduces friction during use.

What are the specifications of the CHICAGO-LATROBE countersink 56838?

The CHICAGO-LATROBE countersink model 56838 has a 3/8 in body diameter, 3 flutes, and an 82° included angle. It is made from black oxide high-speed steel for durability and chip evacuation in general-purpose deburring and countersinking operations.

Where to buy CHICAGO-LATROBE countersink 56838 worldwide?

3G Electric supplies the CHICAGO-LATROBE countersink 56838 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this general-purpose 3-flute countersink.

How to select the right countersink for a project?

Match the countersink angle to your screw head (82° for standard flathead screws). Choose flute count based on material: 3-flute designs like the CHICAGO-LATROBE 56838 reduce chatter in steel. Ensure body diameter clears the screw head and pilot hole depth.

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 general purpose three-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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