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KEO 100° Six-Flute Countersink, 1/2 in Body Dia, TiN Coated High Speed Steel - Smooth-Finish Six-Flute Countersinks
KEOSmooth-Finish Six-Flute Countersinks

KEO 100° Six-Flute Countersink, 1/2 in Body Dia, TiN Coated High Speed Steel

<p>The KEO 100° Six-Flute Countersink (MPN 919-000-421) is a precision tool designed for producing smooth, burr-free countersinks in metal. Its six-flute geometry reduces chatter and vibration, delivering a clean…

SKU 3G-OTH-188387

Also listed as: 919000421 · 919 000 421

Brand
KEO
Item
100° Six-Flute Countersink, 1/2 in Body Dia, TiN Coated High Speed Steel
Part Number
919-000-421
Category
Smooth-Finish Six-Flute Countersinks
Available to Order
Also known as:919-000-421KEO
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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
919-000-421

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The KEO 100° Six-Flute Countersink (MPN 919-000-421) is a precision tool designed for producing smooth, burr-free countersinks in metal. Its six-flute geometry reduces chatter and vibration, delivering a clean finish ideal for aerospace, automotive, and general fabrication. The 1/2-inch body diameter and 100° included angle suit standard countersinking tasks, while the TiN-coated high-speed steel construction enhances wear resistance and tool life.</p><p>For Singapore procurement, 3G Electric offers this KEO countersink with SGD quotes on request, GST handled for local buyers, and fast delivery across Singapore and Southeast Asia. Worldwide shipping is available. Contact us for current pricing and stock availability.</p>

Frequently Asked Questions

What is the body diameter and angle of this countersink?

The KEO 919-000-421 has a 1/2-inch body diameter and a 100° included angle, as specified.

What material and coating does this countersink have?

It is made of high-speed steel (HSS) with a titanium nitride (TiN) coating, which improves hardness and lubricity.

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 smooth-finish six-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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