KEO Countersink: 90°, 3 Flute, 1 1/4 in Body Dia
SKU 3G-OTH-185096
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Frequently Asked Questions
What is a KEO 90° countersink used for?
A KEO 90° countersink with three flutes is designed to create a conical recess for flat-head screws in metalworking. It is commonly used in machining and fabrication to deburr holes and prepare surfaces for flush fasteners, ensuring a clean, professional finish in industrial applications.
What are the specifications of the KEO 919-002-780 countersink?
The KEO 919-002-780 is a 90° countersink with three flutes, a 1 1/4 in body diameter, and an AlTiN coating on cobalt steel. This coating enhances wear resistance and tool life when machining ferrous materials. It is a general-purpose tool for precision countersinking.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 919-002-780 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine KEO tooling and support your procurement needs across 14 departments.
How to select the right KEO countersink for your application?
Select a KEO countersink based on the required angle (e.g., 90° for standard flat-head screws), flute count for chip evacuation, and coating for material compatibility. The AlTiN-coated cobalt variant suits hardened steels. Match body diameter to the screw head size and ensure proper RPM for the material.
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Common applications for KEOKEO Products
3G Electric supplies KEO general purpose three-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















