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KEO 100° Six-Flute Countersink, 2-1/2 in Body Dia, 1 in Shank, Cobalt Steel - Smooth-Finish Six-Flute Countersinks
KEOSmooth-Finish Six-Flute Countersinks

KEO 100° Six-Flute Countersink, 2-1/2 in Body Dia, 1 in Shank, Cobalt Steel

KEO Smooth-Finish Six-Flute Countersinks.

SKU 3G-OTH-188155

Brand
KEO
Item
100° Six-Flute Countersink, 2-1/2 in Body Dia, 1 in Shank, Cobalt Steel
Category
Smooth-Finish Six-Flute Countersinks
Available to Order
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Worldwide Shipping
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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
55576

Technical Documents

No technical documents available for this product.
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

KEO Smooth-Finish Six-Flute Countersinks.

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 a KEO 100° 6-flute countersink used for?

This KEO countersink creates smooth, burr-free 100° chamfers on drilled holes in metal. Its six-flute design reduces chatter, making it ideal for precision deburring in machining, tool-and-die, and fabrication applications across industrial departments.

What are the specifications of the KEO 55576 countersink?

The KEO 55576 is a 100°, 6-flute countersink with a 2 1/2 in body diameter and a 1 in shank, made from cobalt steel. It is designed for smooth-finish chamfering and deburring in ferrous and non-ferrous materials.

Where to buy KEO countersink 55576 worldwide?

3G Electric supplies the KEO 55576 countersink worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time; we source genuine KEO tooling for global industrial customers.

How to select the right KEO countersink for your application?

Match the countersink angle (100°) to your fastener or print requirement. Choose body diameter and shank size to fit your tool holder. Cobalt steel suits harder materials. For best results, use proper RPM and lubrication per KEO guidelines.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This countersink features a 100° included angle and six flutes for smooth, chatter-free operation. Constructed from cobalt steel, it is suited for deburring and countersinking holes in metal, including hardened steels, in industrial machining and tool-and-die work
KEO
This countersink features a 100° included angle and six flutes for smooth, chatter-free operation. Constructed from cobalt steel, it is suited for deburring and countersinking holes in metal, including hardened steels, in industrial machining and tool-and-die work
This six-flute countersink features a 100° included angle and is made from cobalt for heat resistance. With a 1-1/2 in body diameter and 3/4 in shank, it is designed for creating smooth countersunk holes in metalworking applications such as preparing holes for flat-head screws or rivets
KEO
This six-flute countersink features a 100° included angle and is made from cobalt for heat resistance. With a 1-1/2 in body diameter and 3/4 in shank, it is designed for creating smooth countersunk holes in metalworking applications such as preparing holes for flat-head screws or rivets
This countersink features a 100° included angle and six flutes for smooth, chatter-free operation. It is made from cobalt for use in hard materials. Typical applications include deburring and countersinking holes in metal to prepare for flush fastener seating
KEO
This countersink features a 100° included angle and six flutes for smooth, chatter-free operation. It is made from cobalt for use in hard materials. Typical applications include deburring and countersinking holes in metal to prepare for flush fastener seating
This KEO countersink features a 100° included angle and six flutes for smooth, chatter-free operation. The cobalt construction provides heat resistance for use on ferrous metals. With a 1-inch body diameter, it is suited for creating chamfered holes in metal workpieces
KEO
This KEO countersink features a 100° included angle and six flutes for smooth, chatter-free operation. The cobalt construction provides heat resistance for use on ferrous metals. With a 1-inch body diameter, it is suited for creating chamfered holes in metal workpieces
KEO 100° countersink with six flutes and a 1 1/4 in body diameter, made from cobalt steel for heat resistance and durability. Designed for creating smooth, chamfered recesses for flat-head screws in metalworking and machining applications, including hardened steels and alloys
KEO
KEO 100° countersink with six flutes and a 1 1/4 in body diameter, made from cobalt steel for heat resistance and durability. Designed for creating smooth, chamfered recesses for flat-head screws in metalworking and machining applications, including hardened steels and alloys
This six-flute countersink produces smooth, burr-free 100° chamfers on drilled holes. The flute design reduces chatter for a finer finish. Suitable for chamfering holes in metal workpieces in general machining operations
KEO
This six-flute countersink produces smooth, burr-free 100° chamfers on drilled holes. The flute design reduces chatter for a finer finish. Suitable for chamfering holes in metal workpieces in general machining operations

More from KEO

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This 120° countersink features six flutes for smooth deburring and chamfering of holes in metal. The AlTiN-coated cobalt construction provides heat resistance and extended tool life in high-speed machining of hardened steels and alloys. Suitable for general industrial applications requiring a clean, finished edge
KEO
This 120° countersink features six flutes for smooth deburring and chamfering of holes in metal. The AlTiN-coated cobalt construction provides heat resistance and extended tool life in high-speed machining of hardened steels and alloys. Suitable for general industrial applications requiring a clean, finished edge
This 60° countersink features a six-flute design for smooth, burr-free chamfering and deburring in metal, plastic, and wood. The AlTiN coating reduces heat buildup and improves surface finish. Suitable for precision machining and industrial manufacturing applications
KEO
This 60° countersink features a six-flute design for smooth, burr-free chamfering and deburring in metal, plastic, and wood. The AlTiN coating reduces heat buildup and improves surface finish. Suitable for precision machining and industrial manufacturing applications
This 100° countersink features six flutes and an AlTiN-coated high-speed steel body for producing smooth, burr-free chamfers. It is suited for deburring and countersinking holes in metalworking applications such as machining and fabrication
KEO
This 100° countersink features six flutes and an AlTiN-coated high-speed steel body for producing smooth, burr-free chamfers. It is suited for deburring and countersinking holes in metalworking applications such as machining and fabrication
This six-flute countersink produces smooth, burr-free chamfered holes in metal, plastic, or wood. The 100° angle is suited for precision countersinking in aerospace and automotive applications. Made from AlTiN-coated high speed steel for extended tool life
KEO
This six-flute countersink produces smooth, burr-free chamfered holes in metal, plastic, or wood. The 100° angle is suited for precision countersinking in aerospace and automotive applications. Made from AlTiN-coated high speed steel for extended tool life
This six-flute countersink produces smooth, burr-free chamfered holes in metal, plastic, and composite materials. The AlTiN coating extends tool life in abrasive or high-temperature applications. Body diameter is 3/8 in
KEO
This six-flute countersink produces smooth, burr-free chamfered holes in metal, plastic, and composite materials. The AlTiN coating extends tool life in abrasive or high-temperature applications. Body diameter is 3/8 in
This KEO countersink features a 100° included angle and six flutes for smooth, chatter-free cutting. The 2-inch body diameter and 3/4-inch shank suit standard toolholders. Cobalt construction provides heat resistance for machining hardened steels and stainless alloys. Used to create chamfered recesses for flat-head screws in metalworking
KEO
This KEO countersink features a 100° included angle and six flutes for smooth, chatter-free cutting. The 2-inch body diameter and 3/4-inch shank suit standard toolholders. Cobalt construction provides heat resistance for machining hardened steels and stainless alloys. Used to create chamfered recesses for flat-head screws in metalworking
This 90° countersink features six flutes for chatter-free operation, producing a smooth finish on drilled holes. The cobalt steel construction offers heat resistance for extended tool life. Suitable for chamfering and deburring ferrous and non-ferrous materials in machining applications
KEO
This 90° countersink features six flutes for chatter-free operation, producing a smooth finish on drilled holes. The cobalt steel construction offers heat resistance for extended tool life. Suitable for chamfering and deburring ferrous and non-ferrous materials in machining applications
This 90° countersink features six flutes for smooth, chatter-free operation when creating chamfers and countersinks in metal. The TiN-coated cobalt construction provides extended tool life. Commonly used for deburring holes and preparing surfaces for flat-head screws in machining and fabrication
KEO
This 90° countersink features six flutes for smooth, chatter-free operation when creating chamfers and countersinks in metal. The TiN-coated cobalt construction provides extended tool life. Commonly used for deburring holes and preparing surfaces for flat-head screws in machining and fabrication