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KEO Countersink: 90°, 6 Flute, 7/8 in Body Dia - Smooth-Finish Six-Flute Countersinks
KEOSmooth-Finish Six-Flute Countersinks

KEO Countersink: 90°, 6 Flute, 7/8 in Body Dia

KEO Smooth-Finish Six-Flute Countersinks.

SKU 3G-OTH-188580

Also listed as: 919000392 · 919 000 392

Brand
KEO
Item
Countersink: 90°, 6 Flute, 7/8 in Body Dia
Category
Smooth-Finish Six-Flute Countersinks
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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

KEO
Manufacturer Part Number
919-000-392

Technical Documents

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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

KEO Smooth-Finish Six-Flute Countersinks.

Frequently Asked Questions

What is a KEO 6-flute countersink used for?

A KEO 6-flute countersink creates smooth, chatter-free 90° chamfers and countersinks in metal. It is ideal for deburring holes and preparing fastener recesses in machining, fabrication, and maintenance applications across industrial departments.

What are the specifications of the KEO 919-000-392 countersink?

The KEO 919-000-392 is a 90°, 6-flute countersink with a 7/8 in body diameter. It features a TiN-coated high-speed steel construction for extended tool life. This smooth-finish design reduces vibration and produces clean, consistent results in ferrous and non-ferrous materials.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-000-392 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this TiN-coated, 6-flute, 90° countersink.

How to select the right KEO countersink for my application?

Select a KEO countersink based on the required chamfer angle (90° is standard for most fastener heads), flute count (6-flute for smoother finish), body diameter matching your hole size, and coating (TiN for longer life in abrasive materials). Match RPM to material hardness for best results.

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

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-388)
KEO
KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-388)
KEO Countersink: 90°, 6 Flute, 1 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-394)
KEO
KEO Countersink: 90°, 6 Flute, 1 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-394)
KEO Countersink: 90°, 6 Flute, 3/4 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-390)
KEO
KEO Countersink: 90°, 6 Flute, 3/4 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-390)
KEO Countersink: 82°, 6 Flute, 7/8 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-355)
KEO
KEO Countersink: 82°, 6 Flute, 7/8 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-355)
KEO Countersink: 60°, 6 Flute, 7/8 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-318)
KEO
KEO Countersink: 60°, 6 Flute, 7/8 in Body Dia, TiN Coated High Speed Steel (MPN 919-000-318)
KEO Countersink: 90°, 6 Flute, 2 in Body Dia, 3/4 in Shank, TiN Coated High Speed Steel (MPN 919-000-402)
KEO
KEO Countersink: 90°, 6 Flute, 2 in Body Dia, 3/4 in Shank, TiN Coated High Speed Steel (MPN 919-000-402)

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