Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the KEO 917-000-833 countersink used for?
The KEO 917-000-833 is a 90°, 4-flute countersink used for deburring and chamfering holes in metal. Its AlTiN-coated cobalt construction suits high-speed machining on steel, stainless steel, and cast iron. Common in automotive, aerospace, and general manufacturing for creating clean, countersunk screw seats.
What are the specifications of the KEO 917-000-833 countersink?
The KEO 917-000-833 is a 90° included-angle, 4-flute machine countersink with a 1 1/4 in body diameter. It features AlTiN coating on cobalt steel for heat resistance and wear life. The manufacturer part number is 917-000-833, and it is designed for industrial CNC and manual applications.
Where to buy the KEO 917-000-833 countersink worldwide?
3G Electric supplies the KEO 917-000-833 countersink worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this KEO tool to any country.
How to select the right KEO countersink for my application?
Select a KEO countersink based on material and hole size. For steel or stainless, use AlTiN-coated cobalt like the 917-000-833. Match the body diameter to your hole chamfer depth; 90° angle is standard for most screw heads. Ensure RPM and feed rate suit the tool's flute count and coating for optimal finish.
Used in
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.















