KEO Countersink: 110°, 6 Flute, 3 in Body Dia, 1 in Shank
SKU 3G-OTH-188042
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Frequently Asked Questions
What is the KEO 55597 countersink used for?
The KEO 55597 is a 110°, 6-flute countersink designed for producing smooth, burr-free chamfers on drilled holes in metal. It is commonly used in machining, tool-and-die, and fabrication shops for deburring and countersinking operations on steel, aluminum, and other materials.
What are the specifications of the KEO 55597 countersink?
The KEO 55597 is a smooth-finish six-flute countersink with a 110° included angle, 3 in body diameter, and 1 in shank diameter. It is made from cobalt steel for heat resistance and durability. The manufacturer part number is 55597, and it is produced by KEO.
Where to buy the KEO 55597 countersink worldwide?
3G Electric supplies the KEO 55597 countersink worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. 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 your application?
Select a KEO countersink based on hole size and material. The 110° angle suits standard screw heads; the 6-flute design provides a smooth finish. Match the body diameter to your hole size and ensure the shank fits your tool holder. For hard metals, cobalt steel offers better heat resistance than HSS.
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.


