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KEO Countersink: 90°, 3 Flute, 3/8 in Body Dia - General Purpose Three-Flute Countersinks
KEOGeneral Purpose Three-Flute Countersinks

KEO Countersink: 90°, 3 Flute, 3/8 in Body Dia

SKU 3G-OTH-184685

Brand
KEO
Item
Countersink: 90°, 3 Flute, 3/8 in Body Dia
Category
General Purpose Three-Flute Countersinks
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Technical Specifications

KEO
Manufacturer Part Number
917-000-199
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a KEO 3-flute countersink used for?

A KEO 3-flute countersink creates a 90° chamfer around a drilled hole, allowing screw heads to sit flush with the workpiece surface. It is commonly used in metalworking, machining, and fabrication for deburring and preparing holes for fasteners.

What are the specifications of the KEO 917-000-199 countersink?

The KEO 917-000-199 is a general-purpose three-flute countersink with a 90° included angle and a 3/8 in body diameter. It is made from cobalt steel for heat resistance and durability in ferrous and non-ferrous materials.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 917-000-199 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this cobalt three-flute tool.

How to select the right KEO countersink size?

Select a KEO countersink with a body diameter larger than the screw head you are countersinking. For a 90° countersink, match the angle to the fastener's head angle. Cobalt flutes suit harder materials like stainless steel, while high-speed steel works for aluminum.

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 general purpose three-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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