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KEO 60° Four-Flute Machine Countersink - Four-Flute Machine Countersinks
KEOFour-Flute Machine Countersinks

KEO 60° Four-Flute Machine Countersink

The KEO Countersink: 60° is a four-flute machine countersink with a 1 1/2 in body diameter and 3/4 in shank, made from TiN coated cobalt (MPN 917-000-280). This tool is designed for precision chamfering and deburring…

SKU 3G-OTH-185953

Also listed as: 917000280 · 917 000 280

Brand
KEO
Item
60° Four-Flute Machine Countersink
Part Number
917-000-280
Category
Four-Flute Machine Countersinks
Available to Order
Also known as:917-000-280KEO
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

KEO
Manufacturer Part Number
917-000-280
Type
TiN Coated Cobalt
Flute
4
Shank
3/4 in
Body Dia
1 1/2 in

Technical Documents

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

Product Description

The KEO Countersink: 60° is a four-flute machine countersink with a 1 1/2 in body diameter and 3/4 in shank, made from TiN coated cobalt (MPN 917-000-280). This tool is designed for precision chamfering and deburring operations, backed by 3G Electric's specialist sourcing across 14 industrial departments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the KEO 60° countersink used for?

The KEO 60° countersink is used to create a conical recess for flat-head screws in metalworking and machining applications. Its 60° included angle and four-flute design provide smooth, chatter-free cutting in ferrous and non-ferrous materials. The TiN-coated cobalt construction extends tool life and resists wear.

What are the specifications of the KEO countersink 917-000-280?

The KEO countersink model 917-000-280 has a 60° included angle, 4 flutes, a 1 1/2 in body diameter, and a 3/4 in shank. It is made from TiN-coated cobalt for durability. This four-flute machine countersink is designed for precision chamfering and deburring in industrial setups.

Where to buy the KEO countersink 917-000-280 worldwide?

You can source the KEO countersink 917-000-280 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this KEO tool to procurement teams and engineers internationally.

How to select the right KEO countersink for your application?

Select a KEO countersink based on the screw head angle (commonly 60° or 82°), material hardness, and shank size matching your tool holder. For steel or stainless steel, choose TiN-coated cobalt like the 917-000-280 for heat resistance. Match body diameter to the required countersink depth and hole size for clean 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
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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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