KEO Countersink: 90°, 6 Flute, 5/8 in Body Dia
SKU 3G-OTH-188319
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Frequently Asked Questions
What is the KEO 919-002-527 countersink used for?
The KEO 919-002-527 is a 90°, 6-flute countersink used for deburring and chamfering holes in metal. Its AlTiN-coated cobalt construction suits high-speed machining on steel, stainless steel, and alloys, producing a smooth finish. Ideal for aerospace, automotive, and general manufacturing applications.
What are the specifications of the KEO 919-002-527 countersink?
The KEO 919-002-527 is a 90° countersink with 6 flutes, a 5/8 in body diameter, and AlTiN coating on cobalt. It is part of KEO's Smooth-Finish Six-Flute Countersinks line. The AlTiN coating enhances wear resistance and heat tolerance for extended tool life in ferrous materials.
Where to buy the KEO 919-002-527 countersink worldwide?
3G Electric supplies the KEO 919-002-527 countersink worldwide. As a global industrial distributor, 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 international destination.
How to select the right KEO countersink for your application?
Select a KEO countersink based on hole angle (90° is standard for most fasteners), flute count (6 flutes for smoother finish), and coating (AlTiN for hard metals). Match body diameter to your hole size. For high-production runs, the cobalt substrate and AlTiN coating on the 919-002-527 reduce tool changes.
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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.















