KEO Countersink: 90°, 6 Flute, 1 in Body Dia
SKU 3G-OTH-188358
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Frequently Asked Questions
What is a KEO 6-flute countersink used for?
A KEO 6-flute countersink creates a smooth, chatter-free 90° chamfer around drilled holes in metal, plastic, or wood. It is ideal for deburring and countersinking screw heads in machining, fabrication, and assembly applications across industrial departments.
What are the specifications of the KEO 919-000-393 countersink?
The KEO 919-000-393 is a 90° countersink with six flutes, a 1-inch body diameter, and high-speed steel construction. It is designed for smooth-finish countersinking and deburring. The manufacturer part number is 919-000-393.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 919-000-393 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this high-speed steel, six-flute countersink.
How to select the right KEO countersink for your application?
Match the countersink angle (90° for standard screw heads) and body diameter to your hole size. For smooth finishes on steel or aluminum, choose a six-flute design like the KEO 919-000-393. Use proper cutting speed and lubrication to extend tool life.
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.















