KEO Countersink: 100°, 1 Flute, 1 in Body Dia
SKU 3G-OTH-185690
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Frequently Asked Questions
What is the KEO 100° countersink used for?
The KEO 100° countersink is designed for creating chamfered holes in metal, plastic, or wood. Its single-flute design provides fast, clean cutting with reduced vibration. The 100° angle is common for aerospace and sheet-metal applications where flush rivet or screw seating is required.
What are the specifications of the KEO 919-000-636 countersink?
The KEO 919-000-636 is a 100°, single-flute countersink with a 1-inch body diameter. It features a TiN-coated cobalt construction for heat resistance and extended tool life. The fast-cutting geometry suits production environments. This is a KEO-branded tool, MPN 919-000-636.
Where to buy the KEO 919-000-636 countersink worldwide?
3G Electric supplies the KEO 919-000-636 countersink to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source genuine KEO tooling for your operations.
How to select the right KEO countersink for your application?
Select based on material and hole angle. The 100° KEO countersink is ideal for flush fasteners in thin sheet metal. Match the body diameter to your hole size. For harder materials, the TiN-coated cobalt version offers better wear resistance. Always verify the shank fits your toolholder.
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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.















