KEO Countersink: 100°, 6 Flute, 5/8 in Body Dia
SKU 3G-OTH-188318
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 designed for creating smooth, burr-free chamfered holes in metal, ideal for aerospace and precision machining applications where a 100° included angle is specified.
What are the specifications of the KEO 919-002-509 countersink?
The KEO 919-002-509 is a 100°, six-flute countersink with a 5/8 in body diameter, AlTiN coated cobalt construction. It is designed for smooth-finish countersinking in hard materials and is manufactured by KEO.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 919-002-509 to customers worldwide. We handle full logistics and customs clearance, ensuring reliable delivery for your precision machining needs across 14 industrial departments.
How to select the right KEO countersink for your application?
Select a KEO countersink based on the required included angle (e.g., 100°), flute count for finish quality, and coating for material compatibility. The AlTiN coated cobalt version suits hard metals. Consult your application specs for body diameter and shank fit.
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.

