KEO Countersink: 100°, 1 Flute, 1 1/4 in Body Dia
SKU 3G-OTH-185457
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Frequently Asked Questions
What is a KEO 100° countersink used for?
A KEO 100° countersink creates a conical recess for flat-head screws in metalworking. It is commonly used in machining and fabrication to ensure screw heads sit flush with the workpiece surface, improving assembly strength and finish.
What are the specifications of the KEO 919-002-871 countersink?
The KEO 919-002-871 is a 100°, 1-flute countersink with a 1 1/4 in body diameter. It features an AlTiN-coated high-speed steel construction for extended tool life. This fast-cutting single-flute design is ideal for efficient deburring and countersinking in industrial applications.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks like the 919-002-871 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other KEO cutting tools.
How to select the right KEO countersink for your application?
Select a KEO countersink based on the screw head angle (e.g., 100° for metric flat-head screws) and body diameter matching the screw head size. The AlTiN coating on this model suits harder materials like steel. Always match flute count to material type for optimal chip evacuation.
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Common applications for KEOKEO Products
3G Electric supplies KEO fast-cutting single-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















