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KEO 82° Four-Flute Machine Countersink, 1 1/2 in Body Dia, 3/4 in Shank, Cobalt - Four-Flute Machine Countersinks
KEOFour-Flute Machine Countersinks

KEO 82° Four-Flute Machine Countersink, 1 1/2 in Body Dia, 3/4 in Shank, Cobalt

KEO Four-Flute Machine Countersinks.

SKU 3G-OTH-185949

Also listed as: 917000287 · 917 000 287

Brand
KEO
Item
82° Four-Flute Machine Countersink, 1 1/2 in Body Dia, 3/4 in Shank, Cobalt
Part Number
917-000-287
Category
Four-Flute Machine Countersinks
Available to Order
Also known as:917-000-287KEO
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

KEO
Manufacturer Part Number
917-000-287

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

Product Description

KEO Four-Flute Machine Countersinks.

Frequently Asked Questions

What is a KEO 82° countersink used for?

A KEO 82° countersink creates a conical recess for flat-head screws in metal. This 4-flute, 1 1/2 in body diameter, 3/4 in shank cobalt model is designed for high-speed machining of hardened steels and alloys, delivering a smooth finish and long tool life.

What are the specifications of the KEO 917-000-287 countersink?

The KEO 917-000-287 is a four-flute machine countersink with an 82° included angle, 1 1/2 in body diameter, and 3/4 in shank. It is made from cobalt steel for heat resistance and durability in industrial machining applications.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 917-000-287 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this cobalt, 4-flute, 82° countersink.

How to select the right KEO countersink for your application?

Match the countersink angle (82° for flat-head screws) and body diameter to your fastener size. For hard materials like stainless steel, choose cobalt steel tools like this KEO 4-flute model. Ensure shank diameter fits your drill chuck or collet.

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
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KEO Products

3G Electric supplies KEO four-flute machine countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This four-flute machine countersink is made of TiN coated high speed steel for wear resistance. It has a 2 in body diameter and a 3/4 in shank. The 60° angle and four-flute design reduce chatter and produce a smooth finish. Used for creating conical recesses in metal or plastic for flush-mounting flat-head screws, as well as chamfering and deburring holes
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This four-flute machine countersink is made of TiN coated high speed steel for wear resistance. It has a 2 in body diameter and a 3/4 in shank. The 60° angle and four-flute design reduce chatter and produce a smooth finish. Used for creating conical recesses in metal or plastic for flush-mounting flat-head screws, as well as chamfering and deburring holes
This KEO countersink features a 90° included angle and four flutes, with a 1-inch body diameter made from cobalt steel. It is used for deburring and chamfering holes in metal workpieces, creating a clean seat for flat-head screws. Suitable for drill presses, milling machines, or handheld tools in machining and fabrication applications
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This KEO countersink features a 90° included angle and four flutes, with a 1-inch body diameter made from cobalt steel. It is used for deburring and chamfering holes in metal workpieces, creating a clean seat for flat-head screws. Suitable for drill presses, milling machines, or handheld tools in machining and fabrication applications

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