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CHICAGO-LATROBE Countersink: 100°, 3 Flute, 1/2 in Body Dia - General Purpose Three-Flute Countersinks
CHICAGO-LATROBEGeneral Purpose Three-Flute Countersinks

CHICAGO-LATROBE Countersink: 100°, 3 Flute, 1/2 in Body Dia

The CHICAGO-LATROBE Countersink is a 100° general purpose three-flute countersink made from black oxide high speed steel. It features a 1/2 in body diameter and is identified by manufacturer part number 56879.

SKU 3G-OTH-184718

Brand
CHICAGO-LATROBE
Item
Countersink: 100°, 3 Flute, 1/2 in Body Dia
Category
General Purpose Three-Flute Countersinks
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
56879
Type
Black Oxide High Speed Steel
Flute
3
Body Dia
1/2 in

Technical Documents

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

Product Description

The CHICAGO-LATROBE Countersink is a 100° general purpose three-flute countersink made from black oxide high speed steel. It features a 1/2 in body diameter and is identified by manufacturer part number 56879.

Frequently Asked Questions

What is the CHICAGO-LATROBE 56879 countersink used for?

The CHICAGO-LATROBE 56879 is a general-purpose three-flute countersink used to create a 100° chamfer around a pre-drilled hole. It is commonly applied in metalworking and machining to deburr edges or prepare a countersunk seat for flat-head screws.

What are the specifications of the CHICAGO-LATROBE 56879 countersink?

The CHICAGO-LATROBE 56879 is a 100° countersink with three flutes, a 1/2 in body diameter, and is made from black oxide high-speed steel. It is designed for general-purpose use and is manufactured by CHICAGO-LATROBE under MPN 56879.

Where to buy the CHICAGO-LATROBE 56879 countersink worldwide?

3G Electric supplies the CHICAGO-LATROBE 56879 countersink worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

Select a CHICAGO-LATROBE countersink based on the required chamfer angle, flute count, and body diameter. For general-purpose deburring, a three-flute design like the 56879 provides smooth cutting. Match the body diameter to your hole size and ensure the material is compatible with high-speed steel.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Countersink: 82°, 3 Flute, 3/4 in Body Dia, Black Oxide High Speed Steel (MPN 56844)
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CHICAGO-LATROBE Countersink: 82°, 3 Flute, 3/4 in Body Dia, Black Oxide High Speed Steel (MPN 56844)
CHICAGO-LATROBE Countersink: 82°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56839)
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CHICAGO-LATROBE Countersink: 82°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56839)
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)
CHICAGO-LATROBE Countersink: 90°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56859)
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CHICAGO-LATROBE Countersink: 90°, 3 Flute, 1/2 in Body Dia, Black Oxide High Speed Steel (MPN 56859)
CHICAGO-LATROBE Countersink: 100°, 3 Flute, 3/4 in Body Dia, Black Oxide High Speed Steel (MPN 56884)
CHICAGO-LATROBE
CHICAGO-LATROBE Countersink: 100°, 3 Flute, 3/4 in Body Dia, Black Oxide High Speed Steel (MPN 56884)

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