KEO Countersink: 100°, 6 Flute, 3/8 in Body Dia
SKU 3G-OTH-188146
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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, particularly for flat-head screws. The AlTiN-coated cobalt construction provides heat resistance and durability for industrial machining applications across aerospace, automotive, and general manufacturing.
What are the specifications of the KEO 919-002-512 countersink?
The KEO 919-002-512 is a 100°, six-flute countersink with a 3/8 in body diameter. It features an AlTiN coating on cobalt material for extended tool life. This smooth-finish countersink is designed for precision chamfering in hard metals and is manufactured by KEO.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 919-002-512 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on this precision tool.
How to select the right KEO countersink for metal?
Select a KEO countersink based on the screw head angle (100° for flat-head), material hardness (AlTiN-coated cobalt for tough alloys), and hole size. Match the body diameter to your workpiece thickness. For best results, use proper cutting speeds 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.















