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KEO Countersink: 100°, 6 Flute, 5/8 in Body Dia - Smooth-Finish Six-Flute Countersinks
KEOSmooth-Finish Six-Flute Countersinks

KEO Countersink: 100°, 6 Flute, 5/8 in Body Dia

KEO Smooth-Finish Six-Flute Countersinks.

SKU 3G-OTH-187980

Also listed as: 919000422 · 919 000 422

Brand
KEO
Item
Countersink: 100°, 6 Flute, 5/8 in Body Dia
Category
Smooth-Finish Six-Flute Countersinks
Available to Order
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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
919-000-422

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 100° countersink used for?

A KEO 100° countersink with six flutes is used to create a smooth, chamfered recess for flat-head screws in metalworking and machining applications. The 100° angle is common in aerospace and automotive industries for flush fastening.

What are the specifications of the KEO 919-000-422 countersink?

The KEO 919-000-422 is a 100°, six-flute countersink with a 5/8 in body diameter, made from high-speed steel. It is designed for smooth-finish countersinking in ferrous and non-ferrous materials, providing chatter-free operation.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-000-422 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this high-speed steel, six-flute tool.

How to select the right KEO countersink for your application?

Select a KEO countersink based on the required angle (e.g., 100° for aerospace fasteners), flute count for finish quality, and body diameter matching the screw head. High-speed steel suits general machining; ensure RPM matches material hardness for optimal chip evacuation.

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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Cross-referenced by specification & description
KEO Countersink: 100°, 6 Flute, 5/8 in Body Dia, High Speed Steel (MPN 919-000-424)
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KEO Countersink: 100°, 6 Flute, 7/8 in Body Dia, High Speed Steel (MPN 919-000-428)
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KEO Countersink: 100°, 6 Flute, 1 1/2 in Body Dia, 3/4 in Shank, High Speed Steel (MPN 919-000-434)
KEO Countersink: 100°, 6 Flute, 1 3/4 in Body Dia, 3/4 in Shank, High Speed Steel (MPN 919-000-436)
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KEO Countersink: 100°, 6 Flute, 1 3/4 in Body Dia, 3/4 in Shank, High Speed Steel (MPN 919-000-436)

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