Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
KEO 90° Zero-Flute Countersink, 1/2 in Body Dia, 5/16 in Shank, Cobalt Steel - Anti-Vibration Zero-Flute Countersinks
KEOAnti-Vibration Zero-Flute Countersinks

KEO 90° Zero-Flute Countersink, 1/2 in Body Dia, 5/16 in Shank, Cobalt Steel

KEO Anti-Vibration Zero-Flute Countersinks.

SKU 3G-OTH-194776

Also listed as: 919000223 · 919 000 223

Brand
KEO
Item
90° Zero-Flute Countersink, 1/2 in Body Dia, 5/16 in Shank, Cobalt Steel
Category
Anti-Vibration Zero-Flute Countersinks
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

KEO
Manufacturer Part Number
919-000-223

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

KEO Anti-Vibration Zero-Flute Countersinks.

Frequently Asked Questions

What is a KEO 90° zero-flute countersink used for?

This KEO countersink creates clean, burr-free 90° chamfers on drilled holes in metal, ideal for deburring and countersinking screw heads in machining, fabrication, and maintenance applications across industrial departments.

What are the specifications of the KEO 919-000-223 countersink?

The KEO 919-000-223 is a 90° zero-flute countersink with a 1/2 in body diameter and 5/16 in shank, made from cobalt steel. It is designed for anti-vibration performance in high-speed machining of hard materials.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-000-223 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial tooling regardless of your location.

How to select the right KEO countersink for your application?

Match the countersink body diameter to your hole size and desired chamfer depth. For hard metals like stainless steel, choose cobalt steel tools like this KEO zero-flute design to reduce vibration and extend tool life.

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 anti-vibration zero-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
Zero-flute countersink designed for chatter-free deburring and countersinking of holes in metal workpieces. Constructed from cobalt steel with a 90° included angle and 5/16 in body diameter. Suitable for general machining applications requiring a smooth, vibration-free finish
KEO
Zero-flute countersink designed for chatter-free deburring and countersinking of holes in metal workpieces. Constructed from cobalt steel with a 90° included angle and 5/16 in body diameter. Suitable for general machining applications requiring a smooth, vibration-free finish
Zero-flute countersink designed to create conical recesses for flush-mounting screw heads. The anti-vibration construction reduces chatter during operation, suitable for deburring and chamfering on ferrous and non-ferrous materials. Made from cobalt steel with a 90° included angle and 5/8 in body diameter
KEO
Zero-flute countersink designed to create conical recesses for flush-mounting screw heads. The anti-vibration construction reduces chatter during operation, suitable for deburring and chamfering on ferrous and non-ferrous materials. Made from cobalt steel with a 90° included angle and 5/8 in body diameter
This zero-flute countersink creates a conical recess for flat-head screws in metalworking. Its anti-vibration design reduces chatter for smooth operation on CNC machines or manual tools. The cobalt construction provides heat resistance for use in harder materials
KEO
This zero-flute countersink creates a conical recess for flat-head screws in metalworking. Its anti-vibration design reduces chatter for smooth operation on CNC machines or manual tools. The cobalt construction provides heat resistance for use in harder materials
This 90° countersink features a zero-flute, anti-vibration design to reduce chatter during operation. Constructed from cobalt steel for heat resistance and extended tool life. Creates conical recesses for flat-head screws and deburrs holes in ferrous and non-ferrous materials
KEO
This 90° countersink features a zero-flute, anti-vibration design to reduce chatter during operation. Constructed from cobalt steel for heat resistance and extended tool life. Creates conical recesses for flat-head screws and deburrs holes in ferrous and non-ferrous materials
This KEO countersink features a 60° included angle and zero-flute design to reduce vibration and chatter during operation. Constructed from cobalt steel with a 1 1/4 in body diameter, it is suited for creating conical recesses for flat-head screws and for deburring in metalworking and machining applications on ferrous and non-ferrous materials
KEO
This KEO countersink features a 60° included angle and zero-flute design to reduce vibration and chatter during operation. Constructed from cobalt steel with a 1 1/4 in body diameter, it is suited for creating conical recesses for flat-head screws and for deburring in metalworking and machining applications on ferrous and non-ferrous materials
This 90° zero-flute countersink is made from cobalt steel for heat resistance and extended tool life. Its anti-vibration design reduces chatter, producing clean chamfers and countersinks in metal. Suitable for precision machining and tool and die work
KEO
This 90° zero-flute countersink is made from cobalt steel for heat resistance and extended tool life. Its anti-vibration design reduces chatter, producing clean chamfers and countersinks in metal. Suitable for precision machining and tool and die work

More from KEO

View all KEO parts →
This 82° countersink features a zero-flute design that minimizes chatter and vibration, producing a smooth finish. The TiN-coated cobalt body provides heat resistance and extended tool life. Suitable for deburring and countersinking holes in metal, plastics, and composites
KEO
This 82° countersink features a zero-flute design that minimizes chatter and vibration, producing a smooth finish. The TiN-coated cobalt body provides heat resistance and extended tool life. Suitable for deburring and countersinking holes in metal, plastics, and composites
This KEO countersink features a 90° angle and zero-flute design to minimize vibration and chatter during operation. With a 1 1/4 in body diameter and cobalt construction, it provides heat resistance for deburring and chamfering on ferrous and non-ferrous materials in machining and fabrication applications
KEO
This KEO countersink features a 90° angle and zero-flute design to minimize vibration and chatter during operation. With a 1 1/4 in body diameter and cobalt construction, it provides heat resistance for deburring and chamfering on ferrous and non-ferrous materials in machining and fabrication applications
This 100° zero-flute countersink is designed for creating conical recesses to seat flat-head screws flush in metalworking. The AlTiN-coated cobalt construction provides heat resistance and anti-vibration properties, suitable for use in machining applications
KEO
This 100° zero-flute countersink is designed for creating conical recesses to seat flat-head screws flush in metalworking. The AlTiN-coated cobalt construction provides heat resistance and anti-vibration properties, suitable for use in machining applications
This KEO countersink features a 100° included angle and zero-flute design to minimize vibration and chatter during operation. Constructed from cobalt, it is suited for creating conical recesses in hard materials. The 5/8 in body diameter accommodates standard machining applications
KEO
This KEO countersink features a 100° included angle and zero-flute design to minimize vibration and chatter during operation. Constructed from cobalt, it is suited for creating conical recesses in hard materials. The 5/8 in body diameter accommodates standard machining applications
This 60° countersink features a zero-flute design to reduce vibration and chatter during operation. Constructed from cobalt, it is suited for creating precise chamfered holes and deburring in metalworking applications. The 5/16 in body diameter allows for use in machining, fabrication, and maintenance tasks
KEO
This 60° countersink features a zero-flute design to reduce vibration and chatter during operation. Constructed from cobalt, it is suited for creating precise chamfered holes and deburring in metalworking applications. The 5/16 in body diameter allows for use in machining, fabrication, and maintenance tasks
This KEO countersink features a 60° included angle and zero-flute design for deburring and chamfering holes in metal. The cobalt steel construction provides heat resistance for use on harder materials. Anti-vibration geometry reduces chatter during operation on CNC and manual machines
KEO
This KEO countersink features a 60° included angle and zero-flute design for deburring and chamfering holes in metal. The cobalt steel construction provides heat resistance for use on harder materials. Anti-vibration geometry reduces chatter during operation on CNC and manual machines
This 60° zero-flute countersink is made from cobalt with an AlTiN coating. It has a 5/16 in body diameter and is designed for anti-vibration performance. Typical applications include creating conical recesses for flathead screws and deburring holes in metalworking
KEO
This 60° zero-flute countersink is made from cobalt with an AlTiN coating. It has a 5/16 in body diameter and is designed for anti-vibration performance. Typical applications include creating conical recesses for flathead screws and deburring holes in metalworking
This 90° countersink features a zero-flute design that reduces chatter and vibration during operation. The AlTiN coating on a cobalt substrate provides wear resistance for extended tool life. It is used for creating chamfers and countersinks in metal, plastic, and composite materials in machining and deburring applications
KEO
This 90° countersink features a zero-flute design that reduces chatter and vibration during operation. The AlTiN coating on a cobalt substrate provides wear resistance for extended tool life. It is used for creating chamfers and countersinks in metal, plastic, and composite materials in machining and deburring applications