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KEO Countersink: 90°, 6 Flute, 5/16 in Body Dia - Smooth-Finish Six-Flute Countersinks
KEOSmooth-Finish Six-Flute Countersinks

KEO Countersink: 90°, 6 Flute, 5/16 in Body Dia

KEO Smooth-Finish Six-Flute Countersinks.

SKU 3G-OTH-188474

Also listed as: 919000772 · 919 000 772

Brand
KEO
Item
Countersink: 90°, 6 Flute, 5/16 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
919-000-772

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?

This KEO 90° countersink with six flutes and TiN-coated cobalt is designed for producing smooth, burr-free chamfers on drilled holes in metal. It is commonly used in machining, tool-and-die, and fabrication applications where a clean finish is required.

What are the specifications of the KEO 919-000-772 countersink?

The KEO 919-000-772 is a 90°, 6-flute countersink with a 5/16 in body diameter. It features a TiN-coated cobalt construction for wear resistance. This smooth-finish tool is designed for precision chamfering in industrial metalworking.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-000-772 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other KEO tooling.

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 screw heads), flute count (6 flutes for smoother finish), body diameter matching your hole size, and coating (TiN for longer tool life in harder materials). Consult your application specs 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, 3/8 in Body Dia, TiN Coated Cobalt (MPN 919-000-774)
KEO
KEO Countersink: 90°, 6 Flute, 3/8 in Body Dia, TiN Coated Cobalt (MPN 919-000-774)
KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia, TiN Coated Cobalt (MPN 919-000-780)
KEO
KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia, TiN Coated Cobalt (MPN 919-000-780)
KEO Countersink: 90�°, 6 Flute, 1/2 in Body Dia, TiN Coated Cobalt (MPN 919-000-776)
KEO
KEO Countersink: 90°, 6 Flute, 1/2 in Body Dia, TiN Coated Cobalt (MPN 919-000-776)
KEO Countersink: 90°, 6 Flute, 1/2 in Body Dia, TiN Coated Cobalt (MPN 919-000-778)
KEO
KEO Countersink: 90°, 6 Flute, 1/2 in Body Dia, TiN Coated Cobalt (MPN 919-000-778)
KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia, TiN Coated Cobalt (MPN 919-000-782)
KEO
KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia, TiN Coated Cobalt (MPN 919-000-782)
KEO Countersink: 90°, 6 Flute, 3/16 in Body Dia, 3/16 in Shank, TiN Coated Cobalt (MPN 919-000-768)
KEO
KEO Countersink: 90°, 6 Flute, 3/16 in Body Dia, 3/16 in Shank, TiN Coated Cobalt (MPN 919-000-768)

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