We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

CHICAGO-LATROBE Countersink: 82°, 1 Flute, 3/4 in Body Dia - Fast-Cutting Single-Flute Countersinks
CHICAGO-LATROBEFast-Cutting Single-Flute Countersinks

CHICAGO-LATROBE Countersink: 82°, 1 Flute, 3/4 in Body Dia

The CHICAGO-LATROBE Countersink is a fast-cutting single-flute countersink with an 82° angle, featuring a 3/4 in body diameter and black oxide high-speed steel construction (MPN 56744). This tool is designed for…

SKU 3G-OTH-185312

Brand
CHICAGO-LATROBE
Item
Countersink: 82°, 1 Flute, 3/4 in Body Dia
Category
Fast-Cutting Single-Flute Countersinks
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
56744
Type
Black Oxide High Speed Steel
Flute
1
Body Dia
3/4 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 3/4 in body diameter and black oxide high-speed steel construction (MPN 56744). This tool is designed for efficient deburring and countersinking operations in industrial machining applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE 56744 countersink used for?

The CHICAGO-LATROBE 56744 countersink is used to create a conical recess for flat-head screws in metalworking and woodworking. Its 82° angle and single-flute design provide fast, clean cutting in materials like steel and aluminum, making it ideal for deburring and countersinking holes in industrial fabrication.

What are the specifications of the CHICAGO-LATROBE 56744 countersink?

The CHICAGO-LATROBE 56744 is a fast-cutting single-flute countersink with an 82° included angle and a 3/4 in body diameter. It is made from black oxide high-speed steel for durability and heat resistance. The manufacturer part number is 56744, and it is designed for precision countersinking in metal and wood.

Where to buy CHICAGO-LATROBE 56744 countersinks worldwide?

You can source the CHICAGO-LATROBE 56744 countersink through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead times; we provide reliable sourcing for this and other CHICAGO-LATROBE tooling.

How to select the right CHICAGO-LATROBE countersink for my application?

To select the right CHICAGO-LATROBE countersink, match the included angle (e.g., 82° for standard flat-head screws) and body diameter to your fastener size. For harder materials, choose high-speed steel like the 56744. Ensure the flute count suits your speed needs—single-flute designs like this one offer fast chip removal for efficient countersinking.

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 1/4 in Body Dia, 3/16 in Shank (MPN 56756)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 1/4 in Body Dia, 3/16 in Shank (MPN 56756)
CHICAGO-LATROBE Countersink: 82°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56840)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 82°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56840)
CHICAGO-LATROBE Countersink: 90°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56859)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56859)
CHICAGO-LATROBE Countersink: 90°, 3 Flute, 5/8 in Body Dia, Black Oxide High Speed Steel (MPN 56862)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 3 Flute, 5/8 in Body Dia, Black Oxide High Speed Steel (MPN 56862)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 3/4 in Body Dia, Black Oxide High Speed Steel (MPN 56774)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 3/4 in Body Dia, Black Oxide High Speed Steel (MPN 56774)
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56740)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56740)
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 3/8 in Body Dia, Black Oxide High Speed Steel (MPN 56758)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 3/8 in Body Dia, Black Oxide High Speed Steel (MPN 56758)
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 1/4 in Body Dia, 3/16 in Shank (MPN 56736)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 1/4 in Body Dia, 3/16 in Shank (MPN 56736)
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 3/8 in Body Dia, Black Oxide High Speed Steel (MPN 56738)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 3/8 in Body Dia, Black Oxide High Speed Steel (MPN 56738)
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 1 in Body Dia, Black Oxide High Speed Steel (MPN 56778)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 1 in Body Dia, Black Oxide High Speed Steel (MPN 56778)
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 1 in Body Dia, Black Oxide High Speed Steel (MPN 56748)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 82°, 1 Flute, 1 in Body Dia, Black Oxide High Speed Steel (MPN 56748)
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56760)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 90°, 1 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56760)