KEO Countersink: 120°, 6 Flute, 5/16 in Body Dia
SKU 3G-OTH-188379
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Frequently Asked Questions
What is the KEO 120° 6-flute countersink used for?
The KEO 120° 6-flute countersink is used for creating smooth, burr-free 120° countersunk holes in metal, ideal for aerospace, automotive, and general machining applications. Its cobalt construction provides heat resistance for use on hardened steels and stainless steel.
What are the specifications of the KEO 919-000-879 countersink?
The KEO 919-000-879 is a 120° countersink with 6 flutes and a 5/16 in body diameter. It is made from cobalt steel for durability in high-temperature machining. The smooth-finish design reduces chatter and delivers a clean surface finish.
Where to buy the KEO 919-000-879 countersink worldwide?
You can source the KEO 919-000-879 countersink through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct KEO tool for your machining needs.
How to select the right KEO countersink for my application?
Select a KEO countersink based on the required angle (e.g., 120° for standard flathead screws), flute count (6 flutes for smoother finish), and body diameter matching your hole size. Cobalt material is best for hard metals. 3G Electric can advise on the correct KEO part number for your material.
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.















