Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
CHICAGO-LATROBE 90° Three-Flute Countersink, 1/4 in Body Dia, 3/16 in Shank - General Purpose Three-Flute Countersinks
CHICAGO-LATROBEGeneral Purpose Three-Flute Countersinks

CHICAGO-LATROBE 90° Three-Flute Countersink, 1/4 in Body Dia, 3/16 in Shank

CHICAGO-LATROBE General Purpose Three-Flute Countersinks.

SKU 3G-OTH-184987

Brand
CHICAGO-LATROBE
Item
90° Three-Flute Countersink, 1/4 in Body Dia, 3/16 in Shank
Category
General Purpose Three-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 — 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
56856

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

CHICAGO-LATROBE General Purpose Three-Flute Countersinks.

Frequently Asked Questions

What is the CHICAGO-LATROBE 56856 countersink used for?

The CHICAGO-LATROBE 56856 is a 90° three-flute countersink used to create a conical recess for flat-head screws in metal, wood, or plastic. It deburrs drilled holes and prepares surfaces for flush fasteners in general manufacturing, maintenance, and fabrication applications.

What are the specifications of the CHICAGO-LATROBE 56856 countersink?

The CHICAGO-LATROBE 56856 is a 90° general-purpose three-flute countersink with a 1/4 in body diameter and a 3/16 in shank. It is designed for use in drill presses or handheld drills and is suitable for deburring and countersinking in a variety of materials.

Where to buy the CHICAGO-LATROBE 56856 countersink worldwide?

3G Electric supplies the CHICAGO-LATROBE 56856 countersink to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time for your region.

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

Select a CHICAGO-LATROBE countersink based on the screw head angle (typically 90° for flat-head screws), the body diameter matching the screw head size, and the shank diameter compatible with your tool holder. The 56856 model is a general-purpose three-flute design for standard deburring and countersinking tasks.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
General-purpose three-flute countersink with a 100° included angle. Body diameter 1/4 in, shank diameter 3/16 in. Designed for deburring and countersinking holes in metal, plastic, and wood, creating a conical recess for flat-head screws. Suitable for use in drill presses and handheld drills
CHICAGO-LATROBE
General-purpose three-flute countersink with a 100° included angle. Body diameter 1/4 in, shank diameter 3/16 in. Designed for deburring and countersinking holes in metal, plastic, and wood, creating a conical recess for flat-head screws. Suitable for use in drill presses and handheld drills
General purpose three-flute countersink with 3/4 in body diameter, made from black oxide high speed steel. Designed for deburring and countersinking holes in metal, wood, or plastic, creating 82° chamfered surfaces for flat-head screws
CHICAGO-LATROBE
General purpose three-flute countersink with 3/4 in body diameter, made from black oxide high speed steel. Designed for deburring and countersinking holes in metal, wood, or plastic, creating 82° chamfered surfaces for flat-head screws
This 90° three-flute countersink is made from black oxide high speed steel with a 1/2 in body diameter. It is used for deburring and chamfering holes in metal, wood, and plastic, and for creating conical seats for flat-head screws
CHICAGO-LATROBE
This 90° three-flute countersink is made from black oxide high speed steel with a 1/2 in body diameter. It is used for deburring and chamfering holes in metal, wood, and plastic, and for creating conical seats for flat-head screws
This three-flute countersink is made from black oxide high speed steel with a 3/8 in body diameter. It is used to create 90° chamfers or countersinks in metal, wood, or plastic, and for deburring drilled holes in general industrial applications
CHICAGO-LATROBE
This three-flute countersink is made from black oxide high speed steel with a 3/8 in body diameter. It is used to create 90° chamfers or countersinks in metal, wood, or plastic, and for deburring drilled holes in general industrial applications
General purpose three-flute countersink with 82° included angle, made from black oxide high speed steel. Body diameter is 1/2 in. Used for deburring and countersinking holes in metal, wood, or plastic to create chamfered seats for screw heads
CHICAGO-LATROBE
General purpose three-flute countersink with 82° included angle, made from black oxide high speed steel. Body diameter is 1/2 in. Used for deburring and countersinking holes in metal, wood, or plastic to create chamfered seats for screw heads
This 90° countersink features three flutes and a 5/8 in body diameter, made from black oxide high-speed steel. It is used to create chamfers around pre-drilled holes, deburr edges, and prepare holes for flat-head screws in metalworking and machining applications
CHICAGO-LATROBE
This 90° countersink features three flutes and a 5/8 in body diameter, made from black oxide high-speed steel. It is used to create chamfers around pre-drilled holes, deburr edges, and prepare holes for flat-head screws in metalworking and machining applications

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts →
This three-flute countersink is made from black oxide high speed steel for wear resistance and reduced friction. With a 100° included angle and 1/2 in body diameter, it creates chamfers around drilled holes to allow screw heads to sit flush. The 3-flute design provides smooth, chatter-free operation in ferrous and non-ferrous materials. Commonly used in metalworking, machining, and fabrication for deburring and preparing holes for fasteners
CHICAGO-LATROBE
This three-flute countersink is made from black oxide high speed steel for wear resistance and reduced friction. With a 100° included angle and 1/2 in body diameter, it creates chamfers around drilled holes to allow screw heads to sit flush. The 3-flute design provides smooth, chatter-free operation in ferrous and non-ferrous materials. Commonly used in metalworking, machining, and fabrication for deburring and preparing holes for fasteners
This three-flute countersink is made from black oxide high speed steel for wear resistance and reduced friction. It creates a 100° chamfer around drilled holes to seat flathead screws flush with the workpiece surface. The 5/8 in body diameter and 3-flute design provide smooth cutting and reduced chatter. Suitable for general metalworking, machining, and fabrication applications
CHICAGO-LATROBE
This three-flute countersink is made from black oxide high speed steel for wear resistance and reduced friction. It creates a 100° chamfer around drilled holes to seat flathead screws flush with the workpiece surface. The 5/8 in body diameter and 3-flute design provide smooth cutting and reduced chatter. Suitable for general metalworking, machining, and fabrication applications
This three-flute countersink is made from black oxide high-speed steel for general-purpose deburring and countersinking operations. The 82° included angle matches standard flathead screw heads. With a 3/8 in body diameter, it creates conical recesses in metalworking applications
CHICAGO-LATROBE
This three-flute countersink is made from black oxide high-speed steel for general-purpose deburring and countersinking operations. The 82° included angle matches standard flathead screw heads. With a 3/8 in body diameter, it creates conical recesses in metalworking applications
General purpose three-flute countersink with a 90° angle, made from black oxide high-speed steel. Body diameter is 3/4 in. Used for chamfering holes and deburring edges in metalworking and machining applications
CHICAGO-LATROBE
General purpose three-flute countersink with a 90° angle, made from black oxide high-speed steel. Body diameter is 3/4 in. Used for chamfering holes and deburring edges in metalworking and machining applications
This 90° countersink is made from black oxide high-speed steel for wear resistance and reduced friction. With three flutes and a 1/2 in body diameter, it is suited for creating conical recesses to accommodate screw or bolt heads, as well as for deburring and chamfering holes in metalworking and machining applications
CHICAGO-LATROBE
This 90° countersink is made from black oxide high-speed steel for wear resistance and reduced friction. With three flutes and a 1/2 in body diameter, it is suited for creating conical recesses to accommodate screw or bolt heads, as well as for deburring and chamfering holes in metalworking and machining applications
This general purpose three-flute countersink is made from black oxide high speed steel with a 3/8 in body diameter. It creates a 100° chamfer around drilled holes for deburring and recessing flat-head fasteners flush with the workpiece surface. Suitable for metalworking and fabrication applications
CHICAGO-LATROBE
This general purpose three-flute countersink is made from black oxide high speed steel with a 3/8 in body diameter. It creates a 100° chamfer around drilled holes for deburring and recessing flat-head fasteners flush with the workpiece surface. Suitable for metalworking and fabrication applications
General-purpose three-flute countersink with 82° included angle. Body diameter 1/4 in, shank diameter 3/16 in. Three-flute design reduces chatter for smooth cutting. Used for deburring and countersinking holes in metal, wood, or plastic to accommodate screw heads
CHICAGO-LATROBE
General-purpose three-flute countersink with 82° included angle. Body diameter 1/4 in, shank diameter 3/16 in. Three-flute design reduces chatter for smooth cutting. Used for deburring and countersinking holes in metal, wood, or plastic to accommodate screw heads
This three-flute countersink is made from black oxide high-speed steel with a 1/2 in body diameter. It is used for deburring drilled holes and creating chamfered surfaces for flathead screws in metal, wood, or plastic
CHICAGO-LATROBE
This three-flute countersink is made from black oxide high-speed steel with a 1/2 in body diameter. It is used for deburring drilled holes and creating chamfered surfaces for flathead screws in metal, wood, or plastic