KEO Countersink: 90°, 4 Flute, 1 1/2 in Body Dia, 3/4 in Shank
SKU 3G-OTH-185950
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Frequently Asked Questions
What is a KEO 90° countersink used for?
A KEO 90° countersink creates a conical recess for flat-head screws in metalworking and machining applications. Its four-flute design provides smooth cutting and reduced chatter, making it ideal for deburring holes and preparing surfaces in industrial manufacturing.
What are the specifications of the KEO 917-000-089 countersink?
The KEO 917-000-089 is a 90° four-flute machine countersink with a 1 1/2 in body diameter and a 3/4 in shank, made from high-speed steel. It is designed for use in drill presses and milling machines for precise countersinking in ferrous and non-ferrous materials.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 917-000-089 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility, ensuring you receive genuine industrial tooling without the hassle of international sourcing.
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), body diameter matching the screw head size, and material compatibility. High-speed steel tools suit general machining; for harder materials, consider cobalt or carbide alternatives.
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Common applications for KEOKEO 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.















