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KEO Countersink: 60°, 1 Flute, 1/4 in Body Dia - Fast-Cutting Single-Flute Countersinks
KEOFast-Cutting Single-Flute Countersinks

KEO Countersink: 60°, 1 Flute, 1/4 in Body Dia

KEO Fast-Cutting Single-Flute Countersinks.

SKU 3G-OTH-185703

Also listed as: 919000553 · 919 000 553

Brand
KEO
Item
Countersink: 60°, 1 Flute, 1/4 in Body Dia
Category
Fast-Cutting Single-Flute Countersinks
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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
919-000-553

Technical Documents

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

Product Description

KEO Fast-Cutting Single-Flute Countersinks.

Frequently Asked Questions

What is a KEO 60° countersink used for?

A KEO 60° countersink creates a conical recess for flathead screws or deburrs holes in metal. This single-flute, cobalt design is ideal for hard materials like stainless steel, delivering fast, chatter-free cutting in machining and fabrication applications.

What are the specifications of the KEO 60° countersink?

This KEO countersink has a 60° included angle, 1 flute, and a 1/4 in body diameter. It is made from cobalt steel for heat resistance and durability. The manufacturer part number is 919-000-553.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 60° single-flute cobalt tool to your facility, regardless of location.

How to select the right KEO countersink for your job?

Match the countersink angle to your fastener (60° for standard flathead screws). Choose cobalt for hard metals or high-speed steel for softer materials. Single-flute designs like this KEO model reduce vibration and produce a cleaner finish.

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 fast-cutting single-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: 60°, 1 Flute, 3/4 in Body Dia, Cobalt (MPN 919-000-561)
KEO
KEO Countersink: 60°, 1 Flute, 3/4 in Body Dia, Cobalt (MPN 919-000-561)
KEO Countersink: 60°, 1 Flute, 3/8 in Body Dia, Cobalt (MPN 919-000-555)
KEO
KEO Countersink: 60°, 1 Flute, 3/8 in Body Dia, Cobalt (MPN 919-000-555)
KEO Countersink: 60°, 1 Flute, 1/2 in Body Dia, Cobalt (MPN 919-000-557)
KEO
KEO Countersink: 60°, 1 Flute, 1/2 in Body Dia, Cobalt (MPN 919-000-557)
KEO Countersink: 60°, 1 Flute, 1 in Body Dia, Cobalt (MPN 919-000-563)
KEO
KEO Countersink: 60°, 1 Flute, 1 in Body Dia, Cobalt (MPN 919-000-563)
KEO Countersink: 60°, 1 Flute, 5/8 in Body Dia, Cobalt (MPN 919-000-559)
KEO
KEO Countersink: 60°, 1 Flute, 5/8 in Body Dia, Cobalt (MPN 919-000-559)
KEO Countersink: 60°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank, Cobalt (MPN 919-000-549)
KEO
KEO Countersink: 60°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank, Cobalt (MPN 919-000-549)

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