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KEO 60° Three-Flute Countersink, 5/16 in Body Dia, AlTiN Coated Cobalt Steel - General Purpose Three-Flute Countersinks
KEOGeneral Purpose Three-Flute Countersinks

KEO 60° Three-Flute Countersink, 5/16 in Body Dia, AlTiN Coated Cobalt Steel

<p>The KEO 60° Three-Flute Countersink (MPN 919-002-803) is a general-purpose tool designed for precise countersinking in metalworking applications. It features a 5/16-inch body diameter and a 60° included angle…

SKU 3G-OTH-184981

Also listed as: 919002803 · 919 002 803

Brand
KEO
Item
60° Three-Flute Countersink, 5/16 in Body Dia, AlTiN Coated Cobalt Steel
Part Number
919-002-803
Category
General Purpose Three-Flute Countersinks
Available to Order
Also known as:919-002-803KEO
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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

KEO
Manufacturer Part Number
919-002-803

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The KEO 60° Three-Flute Countersink (MPN 919-002-803) is a general-purpose tool designed for precise countersinking in metalworking applications. It features a 5/16-inch body diameter and a 60° included angle, making it suitable for standard screw head seating. The tool is made from cobalt steel with an AlTiN (Aluminum Titanium Nitride) coating, which enhances hardness and heat resistance for longer tool life in demanding materials.</p><p>This countersink is ideal for machinists, fabricators, and maintenance teams in Singapore's precision engineering and manufacturing sectors. As a B2B supplier, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia. Worldwide shipping is also available.</p>

Frequently Asked Questions

What is the body diameter and angle of this KEO countersink?

The KEO 60° Three-Flute Countersink has a 5/16-inch body diameter and a 60° included angle, as per the product specifications.

What material and coating does this countersink have?

It is made from cobalt steel with an AlTiN (Aluminum Titanium Nitride) coating, which provides enhanced hardness and heat resistance.

Used in

Common applications for KEO
Metalworking — KEO plain-tip center drills for creating accurate starting points in lathe operations
Automotive manufacturing — KEO bell-tip center drills for countersinking holes in engine components
Aerospace machining — KEO radius-tip center drills for reducing stress risers in critical parts
General machining — KEO keyseat cutters for milling keyways in shafts and gears
Tool and die making — KEO TiN-coated center drills for extended tool life in hardened steels
Precision engineering — KEO cobalt center drills for high-temperature alloy applications
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KEO Products

3G Electric supplies KEO 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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