KEO Countersink: 100°, 6 Flute, 5/8 in Body Dia
SKU 3G-OTH-187980
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is a KEO 100° countersink used for?
A KEO 100° countersink with six flutes is used to create a smooth, chamfered recess for flat-head screws in metalworking and machining applications. The 100° angle is common in aerospace and automotive industries for flush fastening.
What are the specifications of the KEO 919-000-422 countersink?
The KEO 919-000-422 is a 100°, six-flute countersink with a 5/8 in body diameter, made from high-speed steel. It is designed for smooth-finish countersinking in ferrous and non-ferrous materials, providing chatter-free operation.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 919-000-422 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this high-speed steel, six-flute tool.
How to select the right KEO countersink for your application?
Select a KEO countersink based on the required angle (e.g., 100° for aerospace fasteners), flute count for finish quality, and body diameter matching the screw head. High-speed steel suits general machining; ensure RPM matches material hardness for optimal chip evacuation.
Used in
Common applications for KEOKEO 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.















