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KEO 90° Anti-Vibration Zero-Flute Countersink - Anti-Vibration Zero-Flute Countersinks
KEOAnti-Vibration Zero-Flute Countersinks

KEO 90° Anti-Vibration Zero-Flute Countersink

The KEO Countersink: 90° is an Anti-Vibration Zero-Flute Countersink, featuring a 1/2 in body diameter and 5/16 in shank, with AlTiN Coated Cobalt construction (MPN 919-002-826). This zero-flute design minimizes…

SKU 3G-OTH-194774

Also listed as: 919002826 · 919 002 826

Brand
KEO
Item
90° Anti-Vibration Zero-Flute Countersink
Part Number
919-002-826
Category
Anti-Vibration Zero-Flute Countersinks
Available to Order
Also known as:919-002-826KEO
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Technical Specifications

KEO
Manufacturer Part Number
919-002-826
Type
AlTiN Coated Cobalt
Flute
0
Shank
5/16 in
Body Dia
1/2 in

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

Product Description

The KEO Countersink: 90° is an Anti-Vibration Zero-Flute Countersink, featuring a 1/2 in body diameter and 5/16 in shank, with AlTiN Coated Cobalt construction (MPN 919-002-826). This zero-flute design minimizes vibration during operation, and the 90° angle is suited for standard countersinking tasks.

Frequently Asked Questions

What is a KEO zero-flute countersink used for?

A KEO zero-flute countersink creates a clean, chatter-free 90° chamfer around a drilled hole. It is used in machining and metalworking to prepare holes for flat-head screws or deburr edges. The AlTiN-coated cobalt construction provides heat resistance and extends tool life in ferrous and non-ferrous materials.

What are the specifications of the KEO 919-002-826 countersink?

The KEO 919-002-826 is a 90° zero-flute countersink with a 1/2 in body diameter and a 5/16 in shank. It is made from AlTiN-coated cobalt for durability. This anti-vibration design reduces chatter and produces a smooth finish. It is suitable for general industrial deburring and countersinking applications.

Where to buy KEO countersinks worldwide?

3G Electric supplies KEO countersinks like the 919-002-826 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine KEO tooling and can quote for both single units and production quantities. Contact us for pricing and lead time.

How to select the right KEO countersink for your application?

Select a KEO countersink based on the required chamfer angle (90° is standard for flat-head screws), the hole diameter, and the material being machined. For hard or abrasive materials, choose AlTiN-coated cobalt for heat resistance. Ensure the shank diameter matches your tool holder. Zero-flute designs minimize vibration for a cleaner finish.

Used in

Common applications for KEO
General machining — KEO single-flute countersinks for deburring and chamfering holes in steel and aluminum.
Automotive repair — KEO 82° countersinks for creating seats for flathead screws in engine and chassis components.
Aerospace manufacturing — KEO TiAlN-coated carbide countersinks for precision chamfering of fastener holes in hard alloys.
MRO operations — KEO left-hand keyseat cutters for milling keyways in shafts during equipment repair.
Metal fabrication — KEO 90° countersinks for chamfering plate and structural steel before welding.
Machine shop — KEO 100° countersinks for deburring cross-drilled holes in hydraulic manifolds.
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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.

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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

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